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 - 53x3.55 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
53.00
mm

(Equiv. 2.087 in.)
Section (t)
3.55
mm

(Equiv. 0.14 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 53x3.55 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05300-355-N70 (PK-2000)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $869.50 AUD
Regular price Sale price $869.50 AUD
Priced, Stocked and Sold Per 2000 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 - 53x3.55 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
53.00
mm

(Equiv. 2.087 in.)
Section (t)
3.55
mm

(Equiv. 0.14 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 53x3.55 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05300-355-N70 (PK-2000)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $869.50 AUD
Regular price Sale price $869.50 AUD
Priced, Stocked and Sold Per 2000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 53x4 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
53.00
mm

(Equiv. 2.087 in.)
Section (t)
4.00
mm

(Equiv. 0.157 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 53x4 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05300-400-N70 (PK-1650)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $883.68 AUD
Regular price Sale price $883.68 AUD
Priced, Stocked and Sold Per 1650 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 53x4 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
53.00
mm

(Equiv. 2.087 in.)
Section (t)
4.00
mm

(Equiv. 0.157 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 53x4 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05300-400-N70 (PK-1650)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $883.68 AUD
Regular price Sale price $883.68 AUD
Priced, Stocked and Sold Per 1650 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 53x4.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
53.00
mm

(Equiv. 2.087 in.)
Section (t)
4.50
mm

(Equiv. 0.177 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 53x4.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05300-450-N70 (PK-1500)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $930.95 AUD
Regular price Sale price $930.95 AUD
Priced, Stocked and Sold Per 1500 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 53x4.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
53.00
mm

(Equiv. 2.087 in.)
Section (t)
4.50
mm

(Equiv. 0.177 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 53x4.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05300-450-N70 (PK-1500)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $930.95 AUD
Regular price Sale price $930.95 AUD
Priced, Stocked and Sold Per 1500 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 53x5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
53.00
mm

(Equiv. 2.087 in.)
Section (t)
5.00
mm

(Equiv. 0.197 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 53x5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05300-500-N70 (PK-1200)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $926.23 AUD
Regular price Sale price $926.23 AUD
Priced, Stocked and Sold Per 1200 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 53x5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
53.00
mm

(Equiv. 2.087 in.)
Section (t)
5.00
mm

(Equiv. 0.197 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 53x5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05300-500-N70 (PK-1200)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $926.23 AUD
Regular price Sale price $926.23 AUD
Priced, Stocked and Sold Per 1200 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 53x5.3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
53.00
mm

(Equiv. 2.087 in.)
Section (t)
5.30
mm

(Equiv. 0.209 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 53x5.3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05300-530-N70 (PK-1150)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $952.86 AUD
Regular price Sale price $952.86 AUD
Priced, Stocked and Sold Per 1150 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 53x5.3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
53.00
mm

(Equiv. 2.087 in.)
Section (t)
5.30
mm

(Equiv. 0.209 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 53x5.3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05300-530-N70 (PK-1150)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $952.86 AUD
Regular price Sale price $952.86 AUD
Priced, Stocked and Sold Per 1150 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 53x6 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
53.00
mm

(Equiv. 2.087 in.)
Section (t)
6.00
mm

(Equiv. 0.236 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 53x6 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05300-600-N70 (PK-1000)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $1,008.14 AUD
Regular price Sale price $1,008.14 AUD
Priced, Stocked and Sold Per 1000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 53x6 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
53.00
mm

(Equiv. 2.087 in.)
Section (t)
6.00
mm

(Equiv. 0.236 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 53x6 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05300-600-N70 (PK-1000)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $1,008.14 AUD
Regular price Sale price $1,008.14 AUD
Priced, Stocked and Sold Per 1000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 53.09x3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
53.09
mm

(Equiv. 2.09 in.)
Section (t)
3.00
mm

(Equiv. 0.118 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 53.09x3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05309-300-N70-928 (PK-10000)
Contact Us | Special Order Only - Please contact us if you need a large quantity
General Purpose O-Rings - 53.09x3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
53.09
mm

(Equiv. 2.09 in.)
Section (t)
3.00
mm

(Equiv. 0.118 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 53.09x3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05309-300-N70-928 (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 - 53.34x5.33 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
53.34
mm

(Equiv. 2.1 in.)
Section (t)
5.33
mm

(Equiv. 0.21 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 53.34x5.33 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05334-533-N70-330 (PK-400)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $446.14 AUD
Regular price Sale price $446.14 AUD
Priced, Stocked and Sold Per 400 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 53.34x5.33 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
53.34
mm

(Equiv. 2.1 in.)
Section (t)
5.33
mm

(Equiv. 0.21 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 53.34x5.33 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05334-533-N70-330 (PK-400)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $446.14 AUD
Regular price Sale price $446.14 AUD
Priced, Stocked and Sold Per 400 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 53.34x5.33 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
53.34
mm

(Equiv. 2.1 in.)
Section (t)
5.33
mm

(Equiv. 0.21 in.)
Colour
Black

Hardness
Duro 90
General Purpose O-Rings - 53.34x5.33 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05334-533-N90-330 (PK-300)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $334.68 AUD
Regular price Sale price $334.68 AUD
Priced, Stocked and Sold Per 300 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 53.34x5.33 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
53.34
mm

(Equiv. 2.1 in.)
Section (t)
5.33
mm

(Equiv. 0.21 in.)
Colour
Black

Hardness
Duro 90
General Purpose O-Rings - 53.34x5.33 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05334-533-N90-330 (PK-300)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $334.68 AUD
Regular price Sale price $334.68 AUD
Priced, Stocked and Sold Per 300 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 53.57x3.53 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
53.57
mm

(Equiv. 2.109 in.)
Section (t)
3.53
mm

(Equiv. 0.139 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 53.57x3.53 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05357-353-N70-227 (PK-1000)
1 pack (1000 pcs) Available Now | Further orders can be expected around Thu, Feb 26, 2026
Regular price $333.95 AUD
Regular price Sale price $333.95 AUD
Priced, Stocked and Sold Per 1000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 1 available can be backordered.
General Purpose O-Rings - 53.57x3.53 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
53.57
mm

(Equiv. 2.109 in.)
Section (t)
3.53
mm

(Equiv. 0.139 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 53.57x3.53 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05357-353-N70-227 (PK-1000)
1 pack (1000 pcs) Available Now | Further orders can be expected around Thu, Feb 26, 2026
Regular price $333.95 AUD
Regular price Sale price $333.95 AUD
Priced, Stocked and Sold Per 1000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

1 pack (1000 pcs) Available Now. Backorder if more than 1.
General Purpose O-Rings - 53.57x3.53 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
53.57
mm

(Equiv. 2.109 in.)
Section (t)
3.53
mm

(Equiv. 0.139 in.)
Colour
Black

Hardness
Duro 90
General Purpose O-Rings - 53.57x3.53 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05357-353-N90-227 (PK-500)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $261.59 AUD
Regular price Sale price $261.59 AUD
Priced, Stocked and Sold Per 500 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 53.57x3.53 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
53.57
mm

(Equiv. 2.109 in.)
Section (t)
3.53
mm

(Equiv. 0.139 in.)
Colour
Black

Hardness
Duro 90
General Purpose O-Rings - 53.57x3.53 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05357-353-N90-227 (PK-500)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $261.59 AUD
Regular price Sale price $261.59 AUD
Priced, Stocked and Sold Per 500 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 53.64x2.62 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
53.64
mm

(Equiv. 2.112 in.)
Section (t)
2.62
mm

(Equiv. 0.103 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 53.64x2.62 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05364-262-N70-138 (PK-1000)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $371.86 AUD
Regular price Sale price $371.86 AUD
Priced, Stocked and Sold Per 1000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 53.64x2.62 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
53.64
mm

(Equiv. 2.112 in.)
Section (t)
2.62
mm

(Equiv. 0.103 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 53.64x2.62 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05364-262-N70-138 (PK-1000)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $371.86 AUD
Regular price Sale price $371.86 AUD
Priced, Stocked and Sold Per 1000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 53.64x2.62 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
53.64
mm

(Equiv. 2.112 in.)
Section (t)
2.62
mm

(Equiv. 0.103 in.)
Colour
Black

Hardness
Duro 90
General Purpose O-Rings - 53.64x2.62 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05364-262-N90-138 (PK-500)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $185.95 AUD
Regular price Sale price $185.95 AUD
Priced, Stocked and Sold Per 500 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 53.64x2.62 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
53.64
mm

(Equiv. 2.112 in.)
Section (t)
2.62
mm

(Equiv. 0.103 in.)
Colour
Black

Hardness
Duro 90
General Purpose O-Rings - 53.64x2.62 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05364-262-N90-138 (PK-500)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $185.95 AUD
Regular price Sale price $185.95 AUD
Priced, Stocked and Sold Per 500 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 53.7x1.78 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
53.70
mm

(Equiv. 2.114 in.)
Section (t)
1.78
mm

(Equiv. 0.07 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 53.7x1.78 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05370-178-N70-034 (PK-5000)
Contact Us | Special Order Only - Please contact us if you need a large quantity
General Purpose O-Rings - 53.7x1.78 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
53.70
mm

(Equiv. 2.114 in.)
Section (t)
1.78
mm

(Equiv. 0.07 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 53.7x1.78 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05370-178-N70-034 (PK-5000)
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 - 53.7x1.78 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
53.70
mm

(Equiv. 2.114 in.)
Section (t)
1.78
mm

(Equiv. 0.07 in.)
Colour
Black

Hardness
Duro 90
General Purpose O-Rings - 53.7x1.78 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05370-178-N90-034 (PK-10000)
Contact Us | Special Order Only - Please contact us if you need a large quantity
General Purpose O-Rings - 53.7x1.78 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
53.70
mm

(Equiv. 2.114 in.)
Section (t)
1.78
mm

(Equiv. 0.07 in.)
Colour
Black

Hardness
Duro 90
General Purpose O-Rings - 53.7x1.78 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05370-178-N90-034 (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 - 53.97x3.53 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
53.97
mm

(Equiv. 2.125 in.)
Section (t)
3.53
mm

(Equiv. 0.139 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 53.97x3.53 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05397-353-N70-833 (PK-500)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $259.95 AUD
Regular price Sale price $259.95 AUD
Priced, Stocked and Sold Per 500 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 53.97x3.53 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
53.97
mm

(Equiv. 2.125 in.)
Section (t)
3.53
mm

(Equiv. 0.139 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 53.97x3.53 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05397-353-N70-833 (PK-500)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $259.95 AUD
Regular price Sale price $259.95 AUD
Priced, Stocked and Sold Per 500 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 54x1.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
54.00
mm

(Equiv. 2.126 in.)
Section (t)
1.50
mm

(Equiv. 0.059 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 54x1.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05400-150-N70 (PK-3350)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $569.95 AUD
Regular price Sale price $569.95 AUD
Priced, Stocked and Sold Per 3350 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 54x1.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
54.00
mm

(Equiv. 2.126 in.)
Section (t)
1.50
mm

(Equiv. 0.059 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 54x1.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05400-150-N70 (PK-3350)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $569.95 AUD
Regular price Sale price $569.95 AUD
Priced, Stocked and Sold Per 3350 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 54x2 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
54.00
mm

(Equiv. 2.126 in.)
Section (t)
2.00
mm

(Equiv. 0.079 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 54x2 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05400-200-N70 (PK-2900)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $676.14 AUD
Regular price Sale price $676.14 AUD
Priced, Stocked and Sold Per 2900 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 54x2 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
54.00
mm

(Equiv. 2.126 in.)
Section (t)
2.00
mm

(Equiv. 0.079 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 54x2 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05400-200-N70 (PK-2900)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $676.14 AUD
Regular price Sale price $676.14 AUD
Priced, Stocked and Sold Per 2900 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 54x2.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
54.00
mm

(Equiv. 2.126 in.)
Section (t)
2.50
mm

(Equiv. 0.098 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 54x2.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05400-250-N70 (PK-2350)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $755.14 AUD
Regular price Sale price $755.14 AUD
Priced, Stocked and Sold Per 2350 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 54x2.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
54.00
mm

(Equiv. 2.126 in.)
Section (t)
2.50
mm

(Equiv. 0.098 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 54x2.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05400-250-N70 (PK-2350)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $755.14 AUD
Regular price Sale price $755.14 AUD
Priced, Stocked and Sold Per 2350 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 54x3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
54.00
mm

(Equiv. 2.126 in.)
Section (t)
3.00
mm

(Equiv. 0.118 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 54x3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05400-300-N70 (PK-2200)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $810.95 AUD
Regular price Sale price $810.95 AUD
Priced, Stocked and Sold Per 2200 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 54x3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
54.00
mm

(Equiv. 2.126 in.)
Section (t)
3.00
mm

(Equiv. 0.118 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 54x3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05400-300-N70 (PK-2200)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $810.95 AUD
Regular price Sale price $810.95 AUD
Priced, Stocked and Sold Per 2200 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 54x3.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
54.00
mm

(Equiv. 2.126 in.)
Section (t)
3.50
mm

(Equiv. 0.138 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 54x3.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05400-350-N70 (PK-1950)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $866.23 AUD
Regular price Sale price $866.23 AUD
Priced, Stocked and Sold Per 1950 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 54x3.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
54.00
mm

(Equiv. 2.126 in.)
Section (t)
3.50
mm

(Equiv. 0.138 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 54x3.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05400-350-N70 (PK-1950)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $866.23 AUD
Regular price Sale price $866.23 AUD
Priced, Stocked and Sold Per 1950 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 54x4 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
54.00
mm

(Equiv. 2.126 in.)
Section (t)
4.00
mm

(Equiv. 0.157 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 54x4 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05400-400-N70 (PK-1650)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $899.32 AUD
Regular price Sale price $899.32 AUD
Priced, Stocked and Sold Per 1650 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 54x4 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
54.00
mm

(Equiv. 2.126 in.)
Section (t)
4.00
mm

(Equiv. 0.157 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 54x4 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05400-400-N70 (PK-1650)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $899.32 AUD
Regular price Sale price $899.32 AUD
Priced, Stocked and Sold Per 1650 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 54x6 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
54.00
mm

(Equiv. 2.126 in.)
Section (t)
6.00
mm

(Equiv. 0.236 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 54x6 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05400-600-N70 (PK-10000)
Contact Us | Special Order Only - Please contact us if you need a large quantity
General Purpose O-Rings - 54x6 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
54.00
mm

(Equiv. 2.126 in.)
Section (t)
6.00
mm

(Equiv. 0.236 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 54x6 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05400-600-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 - 54x5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
54.00
mm

(Equiv. 2.126 in.)
Section (t)
5.00
mm

(Equiv. 0.197 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 54x5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05400-500-N70 (PK-1200)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $941.32 AUD
Regular price Sale price $941.32 AUD
Priced, Stocked and Sold Per 1200 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 54x5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
54.00
mm

(Equiv. 2.126 in.)
Section (t)
5.00
mm

(Equiv. 0.197 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 54x5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-05400-500-N70 (PK-1200)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $941.32 AUD
Regular price Sale price $941.32 AUD
Priced, Stocked and Sold Per 1200 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.