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Collection: O-Rings - General Purpose - Nitrile Rubber Bulk

O-Rings -> General Purpose -> Nitrile Rubber Bulk

Inside Diameter (ID)	Section (t)	Colour	Hardness	Special Applications	Indicative Image
General Purpose O-Rings - 31x1.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.00 mm (Equiv. 1.22 in.)	Section (t) 1.50 mm (Equiv. 0.059 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03100-150-N70 (PK-7750) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $634.86 AUD Regular price Sale price $634.86 AUD Unit price per Priced, Stocked and Sold Per 7750 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Inside Diameter (ID)	Section (t)	Colour	Hardness	Indicative Image
General Purpose O-Rings - 31x1.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.00 mm (Equiv. 1.22 in.)	Section (t) 1.50 mm (Equiv. 0.059 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03100-150-N70 (PK-7750) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $634.86 AUD Regular price Sale price $634.86 AUD Unit price per Priced, Stocked and Sold Per 7750 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ORB-03100-150-N70 (PK-7750) --- General Purpose O-Rings - 31x1.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring ORB-03100-150-N70 (PK-7750) --- General Purpose O-Rings - 31x1.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring Regular price $634.86 AUD Regular price Sale price $634.86 AUD Unit price per Priced, Stocked and Sold Per 7750 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
General Purpose O-Rings - 31x2 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.00 mm (Equiv. 1.22 in.)	Section (t) 2.00 mm (Equiv. 0.079 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03100-200-N70 (PK-6300) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $754.23 AUD Regular price Sale price $754.23 AUD Unit price per Priced, Stocked and Sold Per 6300 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
General Purpose O-Rings - 31x2 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.00 mm (Equiv. 1.22 in.)	Section (t) 2.00 mm (Equiv. 0.079 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03100-200-N70 (PK-6300) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $754.23 AUD Regular price Sale price $754.23 AUD Unit price per Priced, Stocked and Sold Per 6300 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ORB-03100-200-N70 (PK-6300) --- General Purpose O-Rings - 31x2 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring ORB-03100-200-N70 (PK-6300) --- General Purpose O-Rings - 31x2 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring Regular price $754.23 AUD Regular price Sale price $754.23 AUD Unit price per Priced, Stocked and Sold Per 6300 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
General Purpose O-Rings - 31x2.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.00 mm (Equiv. 1.22 in.)	Section (t) 2.50 mm (Equiv. 0.098 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03100-250-N70 (PK-4900) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $787.32 AUD Regular price Sale price $787.32 AUD Unit price per Priced, Stocked and Sold Per 4900 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
General Purpose O-Rings - 31x2.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.00 mm (Equiv. 1.22 in.)	Section (t) 2.50 mm (Equiv. 0.098 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03100-250-N70 (PK-4900) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $787.32 AUD Regular price Sale price $787.32 AUD Unit price per Priced, Stocked and Sold Per 4900 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ORB-03100-250-N70 (PK-4900) --- General Purpose O-Rings - 31x2.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring ORB-03100-250-N70 (PK-4900) --- General Purpose O-Rings - 31x2.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring Regular price $787.32 AUD Regular price Sale price $787.32 AUD Unit price per Priced, Stocked and Sold Per 4900 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
General Purpose O-Rings - 31x3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.00 mm (Equiv. 1.22 in.)	Section (t) 3.00 mm (Equiv. 0.118 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03100-300-N70 (PK-4550) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $860.05 AUD Regular price Sale price $860.05 AUD Unit price per Priced, Stocked and Sold Per 4550 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
General Purpose O-Rings - 31x3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.00 mm (Equiv. 1.22 in.)	Section (t) 3.00 mm (Equiv. 0.118 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03100-300-N70 (PK-4550) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $860.05 AUD Regular price Sale price $860.05 AUD Unit price per Priced, Stocked and Sold Per 4550 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ORB-03100-300-N70 (PK-4550) --- General Purpose O-Rings - 31x3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring ORB-03100-300-N70 (PK-4550) --- General Purpose O-Rings - 31x3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring Regular price $860.05 AUD Regular price Sale price $860.05 AUD Unit price per Priced, Stocked and Sold Per 4550 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
General Purpose O-Rings - 31x3.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.00 mm (Equiv. 1.22 in.)	Section (t) 3.50 mm (Equiv. 0.138 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03100-350-N70 (PK-3950) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $908.41 AUD Regular price Sale price $908.41 AUD Unit price per Priced, Stocked and Sold Per 3950 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
General Purpose O-Rings - 31x3.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.00 mm (Equiv. 1.22 in.)	Section (t) 3.50 mm (Equiv. 0.138 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03100-350-N70 (PK-3950) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $908.41 AUD Regular price Sale price $908.41 AUD Unit price per Priced, Stocked and Sold Per 3950 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ORB-03100-350-N70 (PK-3950) --- General Purpose O-Rings - 31x3.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring ORB-03100-350-N70 (PK-3950) --- General Purpose O-Rings - 31x3.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring Regular price $908.41 AUD Regular price Sale price $908.41 AUD Unit price per Priced, Stocked and Sold Per 3950 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
General Purpose O-Rings - 31x4 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.00 mm (Equiv. 1.22 in.)	Section (t) 4.00 mm (Equiv. 0.157 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03100-400-N70 (PK-3300) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $946.05 AUD Regular price Sale price $946.05 AUD Unit price per Priced, Stocked and Sold Per 3300 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
General Purpose O-Rings - 31x4 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.00 mm (Equiv. 1.22 in.)	Section (t) 4.00 mm (Equiv. 0.157 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03100-400-N70 (PK-3300) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $946.05 AUD Regular price Sale price $946.05 AUD Unit price per Priced, Stocked and Sold Per 3300 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ORB-03100-400-N70 (PK-3300) --- General Purpose O-Rings - 31x4 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring ORB-03100-400-N70 (PK-3300) --- General Purpose O-Rings - 31x4 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring Regular price $946.05 AUD Regular price Sale price $946.05 AUD Unit price per Priced, Stocked and Sold Per 3300 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
General Purpose O-Rings - 31x4.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.00 mm (Equiv. 1.22 in.)	Section (t) 4.50 mm (Equiv. 0.177 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03100-450-N70 (PK-5000) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $1,417.59 AUD Regular price Sale price $1,417.59 AUD Unit price per Priced, Stocked and Sold Per 5000 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
General Purpose O-Rings - 31x4.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.00 mm (Equiv. 1.22 in.)	Section (t) 4.50 mm (Equiv. 0.177 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03100-450-N70 (PK-5000) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $1,417.59 AUD Regular price Sale price $1,417.59 AUD Unit price per Priced, Stocked and Sold Per 5000 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ORB-03100-450-N70 (PK-5000) --- General Purpose O-Rings - 31x4.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring ORB-03100-450-N70 (PK-5000) --- General Purpose O-Rings - 31x4.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring Regular price $1,417.59 AUD Regular price Sale price $1,417.59 AUD Unit price per Priced, Stocked and Sold Per 5000 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
General Purpose O-Rings - 31x6 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.00 mm (Equiv. 1.22 in.)	Section (t) 6.00 mm (Equiv. 0.236 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03100-600-N70 (PK-10000) Contact Us \| Special Order Only - Please contact us if you need a large quantity
General Purpose O-Rings - 31x6 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.00 mm (Equiv. 1.22 in.)	Section (t) 6.00 mm (Equiv. 0.236 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03100-600-N70 (PK-10000) Contact Us \| Special Order Only - Please contact us if you need a large quantity \| Orders can be expected around Fri, Sep 22, 2028
General Purpose O-Rings - 31x5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.00 mm (Equiv. 1.22 in.)	Section (t) 5.00 mm (Equiv. 0.197 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03100-500-N70 (PK-2450) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $1,003.41 AUD Regular price Sale price $1,003.41 AUD Unit price per Priced, Stocked and Sold Per 2450 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
General Purpose O-Rings - 31x5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.00 mm (Equiv. 1.22 in.)	Section (t) 5.00 mm (Equiv. 0.197 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03100-500-N70 (PK-2450) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $1,003.41 AUD Regular price Sale price $1,003.41 AUD Unit price per Priced, Stocked and Sold Per 2450 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ORB-03100-500-N70 (PK-2450) --- General Purpose O-Rings - 31x5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring ORB-03100-500-N70 (PK-2450) --- General Purpose O-Rings - 31x5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring Regular price $1,003.41 AUD Regular price Sale price $1,003.41 AUD Unit price per Priced, Stocked and Sold Per 2450 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
General Purpose O-Rings - 31.12x5.33 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.12 mm (Equiv. 1.225 in.)	Section (t) 5.33 mm (Equiv. 0.21 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03112-533-N70-322 (PK-500) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $334.05 AUD Regular price Sale price $334.05 AUD Unit price per Priced, Stocked and Sold Per 500 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
General Purpose O-Rings - 31.12x5.33 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.12 mm (Equiv. 1.225 in.)	Section (t) 5.33 mm (Equiv. 0.21 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03112-533-N70-322 (PK-500) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $334.05 AUD Regular price Sale price $334.05 AUD Unit price per Priced, Stocked and Sold Per 500 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ORB-03112-533-N70-322 (PK-500) --- General Purpose O-Rings - 31.12x5.33 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring ORB-03112-533-N70-322 (PK-500) --- General Purpose O-Rings - 31.12x5.33 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring Regular price $334.05 AUD Regular price Sale price $334.05 AUD Unit price per Priced, Stocked and Sold Per 500 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
General Purpose O-Rings - 31.12x5.33 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.12 mm (Equiv. 1.225 in.)	Section (t) 5.33 mm (Equiv. 0.21 in.)	Colour Black	Hardness Duro 90
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03112-533-N90-322 (PK-500) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $334.05 AUD Regular price Sale price $334.05 AUD Unit price per Priced, Stocked and Sold Per 500 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
General Purpose O-Rings - 31.12x5.33 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.12 mm (Equiv. 1.225 in.)	Section (t) 5.33 mm (Equiv. 0.21 in.)	Colour Black	Hardness Duro 90
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03112-533-N90-322 (PK-500) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $334.05 AUD Regular price Sale price $334.05 AUD Unit price per Priced, Stocked and Sold Per 500 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ORB-03112-533-N90-322 (PK-500) --- General Purpose O-Rings - 31.12x5.33 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring ORB-03112-533-N90-322 (PK-500) --- General Purpose O-Rings - 31.12x5.33 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring Regular price $334.05 AUD Regular price Sale price $334.05 AUD Unit price per Priced, Stocked and Sold Per 500 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
General Purpose O-Rings - 31.34x3.53 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.34 mm (Equiv. 1.234 in.)	Section (t) 3.53 mm (Equiv. 0.139 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03134-353-N70-218 (PK-1500) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $467.86 AUD Regular price Sale price $467.86 AUD Unit price per Priced, Stocked and Sold Per 1500 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
General Purpose O-Rings - 31.34x3.53 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.34 mm (Equiv. 1.234 in.)	Section (t) 3.53 mm (Equiv. 0.139 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03134-353-N70-218 (PK-1500) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $467.86 AUD Regular price Sale price $467.86 AUD Unit price per Priced, Stocked and Sold Per 1500 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ORB-03134-353-N70-218 (PK-1500) --- General Purpose O-Rings - 31.34x3.53 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring ORB-03134-353-N70-218 (PK-1500) --- General Purpose O-Rings - 31.34x3.53 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring Regular price $467.86 AUD Regular price Sale price $467.86 AUD Unit price per Priced, Stocked and Sold Per 1500 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
General Purpose O-Rings - 31.34x3.53 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.34 mm (Equiv. 1.234 in.)	Section (t) 3.53 mm (Equiv. 0.139 in.)	Colour Black	Hardness Duro 90
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03134-353-N90-218 (PK-1000) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $311.95 AUD Regular price Sale price $311.95 AUD Unit price per Priced, Stocked and Sold Per 1000 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
General Purpose O-Rings - 31.34x3.53 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.34 mm (Equiv. 1.234 in.)	Section (t) 3.53 mm (Equiv. 0.139 in.)	Colour Black	Hardness Duro 90
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03134-353-N90-218 (PK-1000) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $311.95 AUD Regular price Sale price $311.95 AUD Unit price per Priced, Stocked and Sold Per 1000 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ORB-03134-353-N90-218 (PK-1000) --- General Purpose O-Rings - 31.34x3.53 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring ORB-03134-353-N90-218 (PK-1000) --- General Purpose O-Rings - 31.34x3.53 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring Regular price $311.95 AUD Regular price Sale price $311.95 AUD Unit price per Priced, Stocked and Sold Per 1000 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
General Purpose O-Rings - 31.42x2.62 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.42 mm (Equiv. 1.237 in.)	Section (t) 2.62 mm (Equiv. 0.103 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03142-262-N70-124 (PK-1500) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $302.50 AUD Regular price Sale price $302.50 AUD Unit price per Priced, Stocked and Sold Per 1500 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
General Purpose O-Rings - 31.42x2.62 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.42 mm (Equiv. 1.237 in.)	Section (t) 2.62 mm (Equiv. 0.103 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03142-262-N70-124 (PK-1500) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $302.50 AUD Regular price Sale price $302.50 AUD Unit price per Priced, Stocked and Sold Per 1500 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ORB-03142-262-N70-124 (PK-1500) --- General Purpose O-Rings - 31.42x2.62 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring ORB-03142-262-N70-124 (PK-1500) --- General Purpose O-Rings - 31.42x2.62 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring Regular price $302.50 AUD Regular price Sale price $302.50 AUD Unit price per Priced, Stocked and Sold Per 1500 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
General Purpose O-Rings - 31.42x2.62 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.42 mm (Equiv. 1.237 in.)	Section (t) 2.62 mm (Equiv. 0.103 in.)	Colour Black	Hardness Duro 90
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03142-262-N90-124 (PK-1500) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $302.50 AUD Regular price Sale price $302.50 AUD Unit price per Priced, Stocked and Sold Per 1500 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
General Purpose O-Rings - 31.42x2.62 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.42 mm (Equiv. 1.237 in.)	Section (t) 2.62 mm (Equiv. 0.103 in.)	Colour Black	Hardness Duro 90
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03142-262-N90-124 (PK-1500) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $302.50 AUD Regular price Sale price $302.50 AUD Unit price per Priced, Stocked and Sold Per 1500 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ORB-03142-262-N90-124 (PK-1500) --- General Purpose O-Rings - 31.42x2.62 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring ORB-03142-262-N90-124 (PK-1500) --- General Purpose O-Rings - 31.42x2.62 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring Regular price $302.50 AUD Regular price Sale price $302.50 AUD Unit price per Priced, Stocked and Sold Per 1500 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
General Purpose O-Rings - 31.47x1.78 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.47 mm (Equiv. 1.239 in.)	Section (t) 1.78 mm (Equiv. 0.07 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03147-178-N70-026 (PK-3500) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $397.05 AUD Regular price Sale price $397.05 AUD Unit price per Priced, Stocked and Sold Per 3500 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
General Purpose O-Rings - 31.47x1.78 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.47 mm (Equiv. 1.239 in.)	Section (t) 1.78 mm (Equiv. 0.07 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03147-178-N70-026 (PK-3500) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $397.05 AUD Regular price Sale price $397.05 AUD Unit price per Priced, Stocked and Sold Per 3500 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ORB-03147-178-N70-026 (PK-3500) --- General Purpose O-Rings - 31.47x1.78 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring ORB-03147-178-N70-026 (PK-3500) --- General Purpose O-Rings - 31.47x1.78 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring Regular price $397.05 AUD Regular price Sale price $397.05 AUD Unit price per Priced, Stocked and Sold Per 3500 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
General Purpose O-Rings - 31.47x1.78 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.47 mm (Equiv. 1.239 in.)	Section (t) 1.78 mm (Equiv. 0.07 in.)	Colour Black	Hardness Duro 90
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03147-178-N90-026 (PK-2000) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $226.95 AUD Regular price Sale price $226.95 AUD Unit price per Priced, Stocked and Sold Per 2000 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
General Purpose O-Rings - 31.47x1.78 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.47 mm (Equiv. 1.239 in.)	Section (t) 1.78 mm (Equiv. 0.07 in.)	Colour Black	Hardness Duro 90
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03147-178-N90-026 (PK-2000) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $226.95 AUD Regular price Sale price $226.95 AUD Unit price per Priced, Stocked and Sold Per 2000 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ORB-03147-178-N90-026 (PK-2000) --- General Purpose O-Rings - 31.47x1.78 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring ORB-03147-178-N90-026 (PK-2000) --- General Purpose O-Rings - 31.47x1.78 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring Regular price $226.95 AUD Regular price Sale price $226.95 AUD Unit price per Priced, Stocked and Sold Per 2000 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
General Purpose O-Rings - 31.5x2.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.50 mm (Equiv. 1.24 in.)	Section (t) 2.50 mm (Equiv. 0.098 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03150-250-N70 (PK-10000) Contact Us \| Special Order Only - Please contact us if you need a large quantity
General Purpose O-Rings - 31.5x2.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.50 mm (Equiv. 1.24 in.)	Section (t) 2.50 mm (Equiv. 0.098 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03150-250-N70 (PK-10000) Contact Us \| Special Order Only - Please contact us if you need a large quantity \| Orders can be expected around Fri, Sep 22, 2028
General Purpose O-Rings - 31.5x2 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.50 mm (Equiv. 1.24 in.)	Section (t) 2.00 mm (Equiv. 0.079 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03150-200-N70 (PK-6200) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $742.23 AUD Regular price Sale price $742.23 AUD Unit price per Priced, Stocked and Sold Per 6200 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
General Purpose O-Rings - 31.5x2 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.50 mm (Equiv. 1.24 in.)	Section (t) 2.00 mm (Equiv. 0.079 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03150-200-N70 (PK-6200) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $742.23 AUD Regular price Sale price $742.23 AUD Unit price per Priced, Stocked and Sold Per 6200 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ORB-03150-200-N70 (PK-6200) --- General Purpose O-Rings - 31.5x2 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring ORB-03150-200-N70 (PK-6200) --- General Purpose O-Rings - 31.5x2 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring Regular price $742.23 AUD Regular price Sale price $742.23 AUD Unit price per Priced, Stocked and Sold Per 6200 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
General Purpose O-Rings - 31.5x2.65 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.50 mm (Equiv. 1.24 in.)	Section (t) 2.65 mm (Equiv. 0.104 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03150-265-N70 (PK-4900) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $818.14 AUD Regular price Sale price $818.14 AUD Unit price per Priced, Stocked and Sold Per 4900 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
General Purpose O-Rings - 31.5x2.65 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.50 mm (Equiv. 1.24 in.)	Section (t) 2.65 mm (Equiv. 0.104 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03150-265-N70 (PK-4900) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $818.14 AUD Regular price Sale price $818.14 AUD Unit price per Priced, Stocked and Sold Per 4900 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ORB-03150-265-N70 (PK-4900) --- General Purpose O-Rings - 31.5x2.65 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring ORB-03150-265-N70 (PK-4900) --- General Purpose O-Rings - 31.5x2.65 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring Regular price $818.14 AUD Regular price Sale price $818.14 AUD Unit price per Priced, Stocked and Sold Per 4900 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
General Purpose O-Rings - 31.5x3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.50 mm (Equiv. 1.24 in.)	Section (t) 3.00 mm (Equiv. 0.118 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03150-300-N70 (PK-10000) Contact Us \| Special Order Only - Please contact us if you need a large quantity
General Purpose O-Rings - 31.5x3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.50 mm (Equiv. 1.24 in.)	Section (t) 3.00 mm (Equiv. 0.118 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03150-300-N70 (PK-10000) Contact Us \| Special Order Only - Please contact us if you need a large quantity \| Orders can be expected around Fri, Sep 22, 2028
General Purpose O-Rings - 31.5x4.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.50 mm (Equiv. 1.24 in.)	Section (t) 4.50 mm (Equiv. 0.177 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03150-450-N70 (PK-10000) Contact Us \| Special Order Only - Please contact us if you need a large quantity
General Purpose O-Rings - 31.5x4.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.50 mm (Equiv. 1.24 in.)	Section (t) 4.50 mm (Equiv. 0.177 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03150-450-N70 (PK-10000) Contact Us \| Special Order Only - Please contact us if you need a large quantity \| Orders can be expected around Fri, Sep 22, 2028
General Purpose O-Rings - 31.5x3.55 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.50 mm (Equiv. 1.24 in.)	Section (t) 3.55 mm (Equiv. 0.14 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03150-355-N70 (PK-3900) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $921.50 AUD Regular price Sale price $921.50 AUD Unit price per Priced, Stocked and Sold Per 3900 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
General Purpose O-Rings - 31.5x3.55 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.50 mm (Equiv. 1.24 in.)	Section (t) 3.55 mm (Equiv. 0.14 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03150-355-N70 (PK-3900) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 26, 2026 Regular price $921.50 AUD Regular price Sale price $921.50 AUD Unit price per Priced, Stocked and Sold Per 3900 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ORB-03150-355-N70 (PK-3900) --- General Purpose O-Rings - 31.5x3.55 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring ORB-03150-355-N70 (PK-3900) --- General Purpose O-Rings - 31.5x3.55 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring Regular price $921.50 AUD Regular price Sale price $921.50 AUD Unit price per Priced, Stocked and Sold Per 3900 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
General Purpose O-Rings - 31.6x2.4 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.60 mm (Equiv. 1.244 in.)	Section (t) 2.40 mm (Equiv. 0.094 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03160-240-N70 (PK-10000) Contact Us \| Special Order Only - Please contact us if you need a large quantity
General Purpose O-Rings - 31.6x2.4 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID) 31.60 mm (Equiv. 1.244 in.)	Section (t) 2.40 mm (Equiv. 0.094 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: ORB-03160-240-N70 (PK-10000) Contact Us \| Special Order Only - Please contact us if you need a large quantity \| Orders can be expected around Fri, Sep 22, 2028

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