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Collection: O-Rings - General Purpose - Nitrile Rubber

O-Rings -> General Purpose -> Nitrile Rubber

Inside Diameter (ID)	Section (t)	Colour	Hardness	Special Applications	Indicative Image
Inside Diameter (ID) 3.55 mm (Equiv. 0.14 in.)	Section (t) 1.80 mm (Equiv. 0.071 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00355-180-N70 (4150 Pcs) General Purpose O-Rings - 3.55x1.8 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jan 16, 2026 Regular price $332.14 AUD Regular price Sale price $332.14 AUD Unit price per 4150 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Inside Diameter (ID)	Section (t)	Colour	Hardness	Indicative Image
Inside Diameter (ID) 3.55 mm (Equiv. 0.14 in.)	Section (t) 1.80 mm (Equiv. 0.071 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00355-180-N70 (4150 Pcs) General Purpose O-Rings - 3.55x1.8 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jan 16, 2026 Regular price $332.14 AUD Regular price Sale price $332.14 AUD Unit price per 4150 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
OR-00355-180-N70 (4150 Pcs) --- General Purpose O-Rings - 3.55x1.8 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring OR-00355-180-N70 (4150 Pcs) --- General Purpose O-Rings - 3.55x1.8 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Regular price $332.14 AUD Regular price Sale price $332.14 AUD Unit price per 4150 Per Sell Unit Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Inside Diameter (ID) 3.63 mm (Equiv. 0.143 in.)	Section (t) 2.62 mm (Equiv. 0.103 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00363-262-N70-105 (5 Pcs) General Purpose O-Rings - 3.63x2.62 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring 2800 units (14000 pcs) Available Now \| Further orders can be expected around Fri, Jan 16, 2026 Regular price $11.14 AUD Regular price Sale price $11.14 AUD Unit price per 5 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required 2800 units (14000 pcs) Available Now. Backorder if more than 2800.
Inside Diameter (ID) 3.63 mm (Equiv. 0.143 in.)	Section (t) 2.62 mm (Equiv. 0.103 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00363-262-N70-105 (5 Pcs) General Purpose O-Rings - 3.63x2.62 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring 2800 units (14000 pcs) Available Now \| Further orders can be expected around Fri, Jan 16, 2026 Regular price $11.14 AUD Regular price Sale price $11.14 AUD Unit price per 5 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required 2800 units (14000 pcs) Available Now. Backorder if more than 2800.
OR-00363-262-N70-105 (5 Pcs) --- General Purpose O-Rings - 3.63x2.62 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring OR-00363-262-N70-105 (5 Pcs) --- General Purpose O-Rings - 3.63x2.62 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Regular price $11.14 AUD Regular price Sale price $11.14 AUD Unit price per 5 Per Sell Unit Excludes GST and overseas Taxes & Duties 2800 Available Now
Inside Diameter (ID) 3.63 mm (Equiv. 0.143 in.)	Section (t) 2.62 mm (Equiv. 0.103 in.)	Colour Black	Hardness Duro 90
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00363-262-N90-105 (100 Pcs) General Purpose O-Rings - 3.63x2.62 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring 107 units (10700 pcs) Available Now \| Further orders can be expected around Fri, Jan 16, 2026 Regular price $12.05 AUD Regular price Sale price $12.05 AUD Unit price per 100 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required 107 units (10700 pcs) Available Now. Backorder if more than 107.
Inside Diameter (ID) 3.63 mm (Equiv. 0.143 in.)	Section (t) 2.62 mm (Equiv. 0.103 in.)	Colour Black	Hardness Duro 90
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00363-262-N90-105 (100 Pcs) General Purpose O-Rings - 3.63x2.62 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring 107 units (10700 pcs) Available Now \| Further orders can be expected around Fri, Jan 16, 2026 Regular price $12.05 AUD Regular price Sale price $12.05 AUD Unit price per 100 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required 107 units (10700 pcs) Available Now. Backorder if more than 107.
OR-00363-262-N90-105 (100 Pcs) --- General Purpose O-Rings - 3.63x2.62 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring OR-00363-262-N90-105 (100 Pcs) --- General Purpose O-Rings - 3.63x2.62 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Regular price $12.05 AUD Regular price Sale price $12.05 AUD Unit price per 100 Per Sell Unit Excludes GST and overseas Taxes & Duties 107 Available Now
Inside Diameter (ID) 3.69 mm (Equiv. 0.145 in.)	Section (t) 1.78 mm (Equiv. 0.07 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00369-178-N70-007 (200 Pcs) General Purpose O-Rings - 3.69x1.78 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring 3 units (600 pcs) Available Now \| Further orders can be expected around Fri, Jan 16, 2026 Regular price $20.05 AUD Regular price Sale price $20.05 AUD Unit price per 200 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required 3 units (600 pcs) Available Now. Backorder if more than 3.
Inside Diameter (ID) 3.69 mm (Equiv. 0.145 in.)	Section (t) 1.78 mm (Equiv. 0.07 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00369-178-N70-007 (200 Pcs) General Purpose O-Rings - 3.69x1.78 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring 3 units (600 pcs) Available Now \| Further orders can be expected around Fri, Jan 16, 2026 Regular price $20.05 AUD Regular price Sale price $20.05 AUD Unit price per 200 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required 3 units (600 pcs) Available Now. Backorder if more than 3.
OR-00369-178-N70-007 (200 Pcs) --- General Purpose O-Rings - 3.69x1.78 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring OR-00369-178-N70-007 (200 Pcs) --- General Purpose O-Rings - 3.69x1.78 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Regular price $20.05 AUD Regular price Sale price $20.05 AUD Unit price per 200 Per Sell Unit Excludes GST and overseas Taxes & Duties 3 Available Now
Inside Diameter (ID) 3.69 mm (Equiv. 0.145 in.)	Section (t) 1.78 mm (Equiv. 0.07 in.)	Colour Black	Hardness Duro 90
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00369-178-N90-007 (700 Pcs) General Purpose O-Rings - 3.69x1.78 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jan 16, 2026 Regular price $1,666.14 AUD Regular price Sale price $1,666.14 AUD Unit price per 700 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Inside Diameter (ID) 3.69 mm (Equiv. 0.145 in.)	Section (t) 1.78 mm (Equiv. 0.07 in.)	Colour Black	Hardness Duro 90
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00369-178-N90-007 (700 Pcs) General Purpose O-Rings - 3.69x1.78 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jan 16, 2026 Regular price $1,666.14 AUD Regular price Sale price $1,666.14 AUD Unit price per 700 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
OR-00369-178-N90-007 (700 Pcs) --- General Purpose O-Rings - 3.69x1.78 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring OR-00369-178-N90-007 (700 Pcs) --- General Purpose O-Rings - 3.69x1.78 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Regular price $1,666.14 AUD Regular price Sale price $1,666.14 AUD Unit price per 700 Per Sell Unit Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Inside Diameter (ID) 3.75 mm (Equiv. 0.148 in.)	Section (t) 1.80 mm (Equiv. 0.071 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00375-180-N70 (4150 Pcs) General Purpose O-Rings - 3.75x1.8 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jan 16, 2026 Regular price $9,047.14 AUD Regular price Sale price $9,047.14 AUD Unit price per 4150 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Inside Diameter (ID) 3.75 mm (Equiv. 0.148 in.)	Section (t) 1.80 mm (Equiv. 0.071 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00375-180-N70 (4150 Pcs) General Purpose O-Rings - 3.75x1.8 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jan 16, 2026 Regular price $9,047.14 AUD Regular price Sale price $9,047.14 AUD Unit price per 4150 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
OR-00375-180-N70 (4150 Pcs) --- General Purpose O-Rings - 3.75x1.8 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring OR-00375-180-N70 (4150 Pcs) --- General Purpose O-Rings - 3.75x1.8 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Regular price $9,047.14 AUD Regular price Sale price $9,047.14 AUD Unit price per 4150 Per Sell Unit Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Inside Diameter (ID) 4.00 mm (Equiv. 0.157 in.)	Section (t) 0.50 mm (Equiv. 0.02 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00400-050-N70 (100 Pcs) General Purpose O-Rings - 4x0.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring 40 units (4000 pcs) Available Now \| Further orders can be expected around Fri, Jan 16, 2026 Regular price $18.05 AUD Regular price Sale price $18.05 AUD Unit price per 100 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required 40 units (4000 pcs) Available Now. Backorder if more than 40.
Inside Diameter (ID) 4.00 mm (Equiv. 0.157 in.)	Section (t) 0.50 mm (Equiv. 0.02 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00400-050-N70 (100 Pcs) General Purpose O-Rings - 4x0.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring 40 units (4000 pcs) Available Now \| Further orders can be expected around Fri, Jan 16, 2026 Regular price $18.05 AUD Regular price Sale price $18.05 AUD Unit price per 100 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required 40 units (4000 pcs) Available Now. Backorder if more than 40.
OR-00400-050-N70 (100 Pcs) --- General Purpose O-Rings - 4x0.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring OR-00400-050-N70 (100 Pcs) --- General Purpose O-Rings - 4x0.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Regular price $18.05 AUD Regular price Sale price $18.05 AUD Unit price per 100 Per Sell Unit Excludes GST and overseas Taxes & Duties 40 Available Now
Inside Diameter (ID) 4.00 mm (Equiv. 0.157 in.)	Section (t) 1.00 mm (Equiv. 0.039 in.)	Colour Black	Hardness Duro 70	Special Applications Bien Air Micromotor MC2 20-40E - 20GTAV-40GTAV - 20GT-40GT
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00400-100-N70 (100 Pcs) General Purpose O-Rings - 4x1 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring 149 units (14900 pcs) Available Now \| Further orders can be expected around Fri, Jan 16, 2026 Regular price $4.05 AUD Regular price Sale price $4.05 AUD Unit price per 100 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required 149 units (14900 pcs) Available Now. Backorder if more than 149.
Inside Diameter (ID) 4.00 mm (Equiv. 0.157 in.)	Section (t) 1.00 mm (Equiv. 0.039 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N) Special Applications: Bien Air Micromotor MC2 20-40E - 20GTAV-40GTAV - 20GT-40GT
Part Number: OR-00400-100-N70 (100 Pcs) General Purpose O-Rings - 4x1 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring 149 units (14900 pcs) Available Now \| Further orders can be expected around Fri, Jan 16, 2026 Regular price $4.05 AUD Regular price Sale price $4.05 AUD Unit price per 100 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required 149 units (14900 pcs) Available Now. Backorder if more than 149.
OR-00400-100-N70 (100 Pcs) --- General Purpose O-Rings - 4x1 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring OR-00400-100-N70 (100 Pcs) --- General Purpose O-Rings - 4x1 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Regular price $4.05 AUD Regular price Sale price $4.05 AUD Unit price per 100 Per Sell Unit Excludes GST and overseas Taxes & Duties 149 Available Now
Inside Diameter (ID) 4.00 mm (Equiv. 0.157 in.)	Section (t) 1.50 mm (Equiv. 0.059 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00400-150-N70 (4150 Pcs) General Purpose O-Rings - 4x1.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jan 16, 2026 Regular price $332.14 AUD Regular price Sale price $332.14 AUD Unit price per 4150 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Inside Diameter (ID) 4.00 mm (Equiv. 0.157 in.)	Section (t) 1.50 mm (Equiv. 0.059 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00400-150-N70 (4150 Pcs) General Purpose O-Rings - 4x1.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jan 16, 2026 Regular price $332.14 AUD Regular price Sale price $332.14 AUD Unit price per 4150 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
OR-00400-150-N70 (4150 Pcs) --- General Purpose O-Rings - 4x1.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring OR-00400-150-N70 (4150 Pcs) --- General Purpose O-Rings - 4x1.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Regular price $332.14 AUD Regular price Sale price $332.14 AUD Unit price per 4150 Per Sell Unit Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Inside Diameter (ID) 4.00 mm (Equiv. 0.157 in.)	Section (t) 1.80 mm (Equiv. 0.071 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00400-180-N70 (3950 Pcs) General Purpose O-Rings - 4x1.8 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jan 16, 2026 Regular price $8,690.14 AUD Regular price Sale price $8,690.14 AUD Unit price per 3950 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Inside Diameter (ID) 4.00 mm (Equiv. 0.157 in.)	Section (t) 1.80 mm (Equiv. 0.071 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00400-180-N70 (3950 Pcs) General Purpose O-Rings - 4x1.8 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jan 16, 2026 Regular price $8,690.14 AUD Regular price Sale price $8,690.14 AUD Unit price per 3950 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
OR-00400-180-N70 (3950 Pcs) --- General Purpose O-Rings - 4x1.8 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring OR-00400-180-N70 (3950 Pcs) --- General Purpose O-Rings - 4x1.8 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Regular price $8,690.14 AUD Regular price Sale price $8,690.14 AUD Unit price per 3950 Per Sell Unit Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Inside Diameter (ID) 4.00 mm (Equiv. 0.157 in.)	Section (t) 2.00 mm (Equiv. 0.079 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00400-200-N70 (200 Pcs) General Purpose O-Rings - 4x2 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring 39 units (7800 pcs) Available Now \| Further orders can be expected around Fri, Jan 16, 2026 Regular price $12.05 AUD Regular price Sale price $12.05 AUD Unit price per 200 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required 39 units (7800 pcs) Available Now. Backorder if more than 39.
Inside Diameter (ID) 4.00 mm (Equiv. 0.157 in.)	Section (t) 2.00 mm (Equiv. 0.079 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00400-200-N70 (200 Pcs) General Purpose O-Rings - 4x2 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring 39 units (7800 pcs) Available Now \| Further orders can be expected around Fri, Jan 16, 2026 Regular price $12.05 AUD Regular price Sale price $12.05 AUD Unit price per 200 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required 39 units (7800 pcs) Available Now. Backorder if more than 39.
OR-00400-200-N70 (200 Pcs) --- General Purpose O-Rings - 4x2 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring OR-00400-200-N70 (200 Pcs) --- General Purpose O-Rings - 4x2 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Regular price $12.05 AUD Regular price Sale price $12.05 AUD Unit price per 200 Per Sell Unit Excludes GST and overseas Taxes & Duties 39 Available Now
Inside Diameter (ID) 4.00 mm (Equiv. 0.157 in.)	Section (t) 2.50 mm (Equiv. 0.098 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00400-250-N70 (2700 Pcs) General Purpose O-Rings - 4x2.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jan 16, 2026 Regular price $378.14 AUD Regular price Sale price $378.14 AUD Unit price per 2700 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Inside Diameter (ID) 4.00 mm (Equiv. 0.157 in.)	Section (t) 2.50 mm (Equiv. 0.098 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00400-250-N70 (2700 Pcs) General Purpose O-Rings - 4x2.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jan 16, 2026 Regular price $378.14 AUD Regular price Sale price $378.14 AUD Unit price per 2700 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
OR-00400-250-N70 (2700 Pcs) --- General Purpose O-Rings - 4x2.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring OR-00400-250-N70 (2700 Pcs) --- General Purpose O-Rings - 4x2.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Regular price $378.14 AUD Regular price Sale price $378.14 AUD Unit price per 2700 Per Sell Unit Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Inside Diameter (ID) 4.00 mm (Equiv. 0.157 in.)	Section (t) 3.00 mm (Equiv. 0.118 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00400-300-N70 (2150 Pcs) General Purpose O-Rings - 4x3 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jan 16, 2026 Regular price $4,859.14 AUD Regular price Sale price $4,859.14 AUD Unit price per 2150 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Inside Diameter (ID) 4.00 mm (Equiv. 0.157 in.)	Section (t) 3.00 mm (Equiv. 0.118 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00400-300-N70 (2150 Pcs) General Purpose O-Rings - 4x3 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jan 16, 2026 Regular price $4,859.14 AUD Regular price Sale price $4,859.14 AUD Unit price per 2150 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
OR-00400-300-N70 (2150 Pcs) --- General Purpose O-Rings - 4x3 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring OR-00400-300-N70 (2150 Pcs) --- General Purpose O-Rings - 4x3 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Regular price $4,859.14 AUD Regular price Sale price $4,859.14 AUD Unit price per 2150 Per Sell Unit Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Inside Diameter (ID) 4.00 mm (Equiv. 0.157 in.)	Section (t) 4.00 mm (Equiv. 0.157 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00400-400-N70 (1600 Pcs) General Purpose O-Rings - 4x4 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jan 16, 2026 Regular price $416.14 AUD Regular price Sale price $416.14 AUD Unit price per 1600 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Inside Diameter (ID) 4.00 mm (Equiv. 0.157 in.)	Section (t) 4.00 mm (Equiv. 0.157 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00400-400-N70 (1600 Pcs) General Purpose O-Rings - 4x4 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jan 16, 2026 Regular price $416.14 AUD Regular price Sale price $416.14 AUD Unit price per 1600 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
OR-00400-400-N70 (1600 Pcs) --- General Purpose O-Rings - 4x4 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring OR-00400-400-N70 (1600 Pcs) --- General Purpose O-Rings - 4x4 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Regular price $416.14 AUD Regular price Sale price $416.14 AUD Unit price per 1600 Per Sell Unit Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Inside Diameter (ID) 4.20 mm (Equiv. 0.165 in.)	Section (t) 1.90 mm (Equiv. 0.075 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00420-190-N70 (3950 Pcs) General Purpose O-Rings - 4.2x1.9 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jan 16, 2026 Regular price $8,690.14 AUD Regular price Sale price $8,690.14 AUD Unit price per 3950 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Inside Diameter (ID) 4.20 mm (Equiv. 0.165 in.)	Section (t) 1.90 mm (Equiv. 0.075 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00420-190-N70 (3950 Pcs) General Purpose O-Rings - 4.2x1.9 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jan 16, 2026 Regular price $8,690.14 AUD Regular price Sale price $8,690.14 AUD Unit price per 3950 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
OR-00420-190-N70 (3950 Pcs) --- General Purpose O-Rings - 4.2x1.9 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring OR-00420-190-N70 (3950 Pcs) --- General Purpose O-Rings - 4.2x1.9 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Regular price $8,690.14 AUD Regular price Sale price $8,690.14 AUD Unit price per 3950 Per Sell Unit Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Inside Diameter (ID) 4.34 mm (Equiv. 0.171 in.)	Section (t) 3.53 mm (Equiv. 0.139 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00434-353-N70-201 (550 Pcs) General Purpose O-Rings - 4.34x3.53 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jan 16, 2026 Regular price $165.14 AUD Regular price Sale price $165.14 AUD Unit price per 550 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Inside Diameter (ID) 4.34 mm (Equiv. 0.171 in.)	Section (t) 3.53 mm (Equiv. 0.139 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00434-353-N70-201 (550 Pcs) General Purpose O-Rings - 4.34x3.53 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jan 16, 2026 Regular price $165.14 AUD Regular price Sale price $165.14 AUD Unit price per 550 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
OR-00434-353-N70-201 (550 Pcs) --- General Purpose O-Rings - 4.34x3.53 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring OR-00434-353-N70-201 (550 Pcs) --- General Purpose O-Rings - 4.34x3.53 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Regular price $165.14 AUD Regular price Sale price $165.14 AUD Unit price per 550 Per Sell Unit Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Inside Diameter (ID) 4.34 mm (Equiv. 0.171 in.)	Section (t) 3.53 mm (Equiv. 0.139 in.)	Colour Black	Hardness Duro 90
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00434-353-N90-201 (450 Pcs) General Purpose O-Rings - 4.34x3.53 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jan 16, 2026 Regular price $1,143.14 AUD Regular price Sale price $1,143.14 AUD Unit price per 450 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Inside Diameter (ID) 4.34 mm (Equiv. 0.171 in.)	Section (t) 3.53 mm (Equiv. 0.139 in.)	Colour Black	Hardness Duro 90
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00434-353-N90-201 (450 Pcs) General Purpose O-Rings - 4.34x3.53 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jan 16, 2026 Regular price $1,143.14 AUD Regular price Sale price $1,143.14 AUD Unit price per 450 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
OR-00434-353-N90-201 (450 Pcs) --- General Purpose O-Rings - 4.34x3.53 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring OR-00434-353-N90-201 (450 Pcs) --- General Purpose O-Rings - 4.34x3.53 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Regular price $1,143.14 AUD Regular price Sale price $1,143.14 AUD Unit price per 450 Per Sell Unit Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Inside Diameter (ID) 4.42 mm (Equiv. 0.174 in.)	Section (t) 2.62 mm (Equiv. 0.103 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00442-262-N70-106 (100 Pcs) General Purpose O-Rings - 4.42x2.62 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring 5 units (500 pcs) Available Now \| Further orders can be expected around Fri, Jan 16, 2026 Regular price $14.05 AUD Regular price Sale price $14.05 AUD Unit price per 100 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required 5 units (500 pcs) Available Now. Backorder if more than 5.
Inside Diameter (ID) 4.42 mm (Equiv. 0.174 in.)	Section (t) 2.62 mm (Equiv. 0.103 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00442-262-N70-106 (100 Pcs) General Purpose O-Rings - 4.42x2.62 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring 5 units (500 pcs) Available Now \| Further orders can be expected around Fri, Jan 16, 2026 Regular price $14.05 AUD Regular price Sale price $14.05 AUD Unit price per 100 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required 5 units (500 pcs) Available Now. Backorder if more than 5.
OR-00442-262-N70-106 (100 Pcs) --- General Purpose O-Rings - 4.42x2.62 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring OR-00442-262-N70-106 (100 Pcs) --- General Purpose O-Rings - 4.42x2.62 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Regular price $14.05 AUD Regular price Sale price $14.05 AUD Unit price per 100 Per Sell Unit Excludes GST and overseas Taxes & Duties 5 Available Now
Inside Diameter (ID) 4.42 mm (Equiv. 0.174 in.)	Section (t) 2.62 mm (Equiv. 0.103 in.)	Colour Black	Hardness Duro 90
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00442-262-N90-106 (550 Pcs) General Purpose O-Rings - 4.42x2.62 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jan 16, 2026 Regular price $1,353.14 AUD Regular price Sale price $1,353.14 AUD Unit price per 550 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Inside Diameter (ID) 4.42 mm (Equiv. 0.174 in.)	Section (t) 2.62 mm (Equiv. 0.103 in.)	Colour Black	Hardness Duro 90
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00442-262-N90-106 (550 Pcs) General Purpose O-Rings - 4.42x2.62 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jan 16, 2026 Regular price $1,353.14 AUD Regular price Sale price $1,353.14 AUD Unit price per 550 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
OR-00442-262-N90-106 (550 Pcs) --- General Purpose O-Rings - 4.42x2.62 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring OR-00442-262-N90-106 (550 Pcs) --- General Purpose O-Rings - 4.42x2.62 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Regular price $1,353.14 AUD Regular price Sale price $1,353.14 AUD Unit price per 550 Per Sell Unit Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Inside Diameter (ID) 4.47 mm (Equiv. 0.176 in.)	Section (t) 1.78 mm (Equiv. 0.07 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00447-178-N70-008 (950 Pcs) General Purpose O-Rings - 4.47x1.78 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jan 16, 2026 Regular price $133.14 AUD Regular price Sale price $133.14 AUD Unit price per 950 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Inside Diameter (ID) 4.47 mm (Equiv. 0.176 in.)	Section (t) 1.78 mm (Equiv. 0.07 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00447-178-N70-008 (950 Pcs) General Purpose O-Rings - 4.47x1.78 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jan 16, 2026 Regular price $133.14 AUD Regular price Sale price $133.14 AUD Unit price per 950 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
OR-00447-178-N70-008 (950 Pcs) --- General Purpose O-Rings - 4.47x1.78 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring OR-00447-178-N70-008 (950 Pcs) --- General Purpose O-Rings - 4.47x1.78 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Regular price $133.14 AUD Regular price Sale price $133.14 AUD Unit price per 950 Per Sell Unit Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Inside Diameter (ID) 4.47 mm (Equiv. 0.176 in.)	Section (t) 1.78 mm (Equiv. 0.07 in.)	Colour Black	Hardness Duro 90
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00447-178-N90-008 (800 Pcs) General Purpose O-Rings - 4.47x1.78 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jan 16, 2026 Regular price $1,888.14 AUD Regular price Sale price $1,888.14 AUD Unit price per 800 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Inside Diameter (ID) 4.47 mm (Equiv. 0.176 in.)	Section (t) 1.78 mm (Equiv. 0.07 in.)	Colour Black	Hardness Duro 90
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00447-178-N90-008 (800 Pcs) General Purpose O-Rings - 4.47x1.78 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jan 16, 2026 Regular price $1,888.14 AUD Regular price Sale price $1,888.14 AUD Unit price per 800 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
OR-00447-178-N90-008 (800 Pcs) --- General Purpose O-Rings - 4.47x1.78 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring OR-00447-178-N90-008 (800 Pcs) --- General Purpose O-Rings - 4.47x1.78 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Regular price $1,888.14 AUD Regular price Sale price $1,888.14 AUD Unit price per 800 Per Sell Unit Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Inside Diameter (ID) 4.50 mm (Equiv. 0.177 in.)	Section (t) 1.00 mm (Equiv. 0.039 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00450-100-N70 (3950 Pcs) General Purpose O-Rings - 4.5x1 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jan 16, 2026 Regular price $8,690.14 AUD Regular price Sale price $8,690.14 AUD Unit price per 3950 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Inside Diameter (ID) 4.50 mm (Equiv. 0.177 in.)	Section (t) 1.00 mm (Equiv. 0.039 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00450-100-N70 (3950 Pcs) General Purpose O-Rings - 4.5x1 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jan 16, 2026 Regular price $8,690.14 AUD Regular price Sale price $8,690.14 AUD Unit price per 3950 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
OR-00450-100-N70 (3950 Pcs) --- General Purpose O-Rings - 4.5x1 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring OR-00450-100-N70 (3950 Pcs) --- General Purpose O-Rings - 4.5x1 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Regular price $8,690.14 AUD Regular price Sale price $8,690.14 AUD Unit price per 3950 Per Sell Unit Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Inside Diameter (ID) 4.50 mm (Equiv. 0.177 in.)	Section (t) 1.50 mm (Equiv. 0.059 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00450-150-N70 (4150 Pcs) General Purpose O-Rings - 4.5x1.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jan 16, 2026 Regular price $9,047.14 AUD Regular price Sale price $9,047.14 AUD Unit price per 4150 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Inside Diameter (ID) 4.50 mm (Equiv. 0.177 in.)	Section (t) 1.50 mm (Equiv. 0.059 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00450-150-N70 (4150 Pcs) General Purpose O-Rings - 4.5x1.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jan 16, 2026 Regular price $9,047.14 AUD Regular price Sale price $9,047.14 AUD Unit price per 4150 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
OR-00450-150-N70 (4150 Pcs) --- General Purpose O-Rings - 4.5x1.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring OR-00450-150-N70 (4150 Pcs) --- General Purpose O-Rings - 4.5x1.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Regular price $9,047.14 AUD Regular price Sale price $9,047.14 AUD Unit price per 4150 Per Sell Unit Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Inside Diameter (ID) 4.50 mm (Equiv. 0.177 in.)	Section (t) 1.80 mm (Equiv. 0.071 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00450-180-N70 (3950 Pcs) General Purpose O-Rings - 4.5x1.8 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jan 16, 2026 Regular price $8,690.14 AUD Regular price Sale price $8,690.14 AUD Unit price per 3950 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Inside Diameter (ID) 4.50 mm (Equiv. 0.177 in.)	Section (t) 1.80 mm (Equiv. 0.071 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-00450-180-N70 (3950 Pcs) General Purpose O-Rings - 4.5x1.8 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jan 16, 2026 Regular price $8,690.14 AUD Regular price Sale price $8,690.14 AUD Unit price per 3950 Per Sell Unit Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
OR-00450-180-N70 (3950 Pcs) --- General Purpose O-Rings - 4.5x1.8 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring OR-00450-180-N70 (3950 Pcs) --- General Purpose O-Rings - 4.5x1.8 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Regular price $8,690.14 AUD Regular price Sale price $8,690.14 AUD Unit price per 3950 Per Sell Unit Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now

Miniature Bearings Australia Pty Ltd
3/8 Boyland Avenue
Coopers Plains, Queensland, Australia.
(ABN: 94 069 113 800)