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

O-Rings -> General Purpose -> Nitrile Rubber Packs
Inside Diameter (ID) Section (t) Colour Hardness Special Applications Indicative
Image
General Purpose O-Rings - 42.5x3.55 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
42.50
mm

(Equiv. 1.673 in.)
Section (t)
3.55
mm

(Equiv. 0.14 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 42.5x3.55 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04250-355-N70 (PK-270)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $572.50 AUD
Regular price Sale price $572.50 AUD
Priced, Stocked and Sold Per 270 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 - 42.5x3.55 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
42.50
mm

(Equiv. 1.673 in.)
Section (t)
3.55
mm

(Equiv. 0.14 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 42.5x3.55 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04250-355-N70 (PK-270)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $572.50 AUD
Regular price Sale price $572.50 AUD
Priced, Stocked and Sold Per 270 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 42.52x2.62 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
42.52
mm

(Equiv. 1.674 in.)
Section (t)
2.62
mm

(Equiv. 0.103 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 42.52x2.62 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04252-262-N70-131 (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 05, 2026
Regular price $43.95 AUD
Regular price Sale price $43.95 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 42.52x2.62 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
42.52
mm

(Equiv. 1.674 in.)
Section (t)
2.62
mm

(Equiv. 0.103 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 42.52x2.62 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04252-262-N70-131 (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 05, 2026
Regular price $43.95 AUD
Regular price Sale price $43.95 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 42.52x2.62 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
42.52
mm

(Equiv. 1.674 in.)
Section (t)
2.62
mm

(Equiv. 0.103 in.)
Colour
Black

Hardness
Duro 90
General Purpose O-Rings - 42.52x2.62 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04252-262-N90-131 (PK-100)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $184.14 AUD
Regular price Sale price $184.14 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 42.52x2.62 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
42.52
mm

(Equiv. 1.674 in.)
Section (t)
2.62
mm

(Equiv. 0.103 in.)
Colour
Black

Hardness
Duro 90
General Purpose O-Rings - 42.52x2.62 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04252-262-N90-131 (PK-100)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $184.14 AUD
Regular price Sale price $184.14 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 42.86x3.53 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
42.86
mm

(Equiv. 1.687 in.)
Section (t)
3.53
mm

(Equiv. 0.139 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 42.86x3.53 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04286-353-N70-826 (PK-100)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $268.14 AUD
Regular price Sale price $268.14 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 42.86x3.53 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
42.86
mm

(Equiv. 1.687 in.)
Section (t)
3.53
mm

(Equiv. 0.139 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 42.86x3.53 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04286-353-N70-826 (PK-100)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $268.14 AUD
Regular price Sale price $268.14 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 43x1.5 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
43.00
mm

(Equiv. 1.693 in.)
Section (t)
1.50
mm

(Equiv. 0.059 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 43x1.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04300-150-N70 (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 05, 2026
Regular price $30.41 AUD
Regular price Sale price $30.41 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 43x1.5 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
43.00
mm

(Equiv. 1.693 in.)
Section (t)
1.50
mm

(Equiv. 0.059 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 43x1.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04300-150-N70 (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 05, 2026
Regular price $30.41 AUD
Regular price Sale price $30.41 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 43x2 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
43.00
mm

(Equiv. 1.693 in.)
Section (t)
2.00
mm

(Equiv. 0.079 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 43x2 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04300-200-N70 (PK-5)
5 units (25 pcs) Available Now | Further orders can be expected around Thu, Feb 26, 2026
Regular price $3.23 AUD
Regular price Sale price $3.23 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 5 available can be backordered.
General Purpose O-Rings - 43x2 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
43.00
mm

(Equiv. 1.693 in.)
Section (t)
2.00
mm

(Equiv. 0.079 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 43x2 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04300-200-N70 (PK-5)
5 units (25 pcs) Available Now | Further orders can be expected around Thu, Feb 26, 2026
Regular price $3.23 AUD
Regular price Sale price $3.23 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

5 units (25 pcs) Available Now. Backorder if more than 5.
General Purpose O-Rings - 43x2.5 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
43.00
mm

(Equiv. 1.693 in.)
Section (t)
2.50
mm

(Equiv. 0.098 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 43x2.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04300-250-N70 (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 05, 2026
Regular price $36.68 AUD
Regular price Sale price $36.68 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 43x2.5 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
43.00
mm

(Equiv. 1.693 in.)
Section (t)
2.50
mm

(Equiv. 0.098 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 43x2.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04300-250-N70 (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 05, 2026
Regular price $36.68 AUD
Regular price Sale price $36.68 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 43x3 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
43.00
mm

(Equiv. 1.693 in.)
Section (t)
3.00
mm

(Equiv. 0.118 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 43x3 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04300-300-N70 (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 05, 2026
Regular price $31.41 AUD
Regular price Sale price $31.41 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 43x3 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
43.00
mm

(Equiv. 1.693 in.)
Section (t)
3.00
mm

(Equiv. 0.118 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 43x3 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04300-300-N70 (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 05, 2026
Regular price $31.41 AUD
Regular price Sale price $31.41 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 43x3.5 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
43.00
mm

(Equiv. 1.693 in.)
Section (t)
3.50
mm

(Equiv. 0.138 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 43x3.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04300-350-N70 (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 05, 2026
Regular price $64.05 AUD
Regular price Sale price $64.05 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 43x3.5 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
43.00
mm

(Equiv. 1.693 in.)
Section (t)
3.50
mm

(Equiv. 0.138 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 43x3.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04300-350-N70 (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 05, 2026
Regular price $64.05 AUD
Regular price Sale price $64.05 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 43x4 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
43.00
mm

(Equiv. 1.693 in.)
Section (t)
4.00
mm

(Equiv. 0.157 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 43x4 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04300-400-N70 (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 05, 2026
Regular price $36.23 AUD
Regular price Sale price $36.23 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 43x4 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
43.00
mm

(Equiv. 1.693 in.)
Section (t)
4.00
mm

(Equiv. 0.157 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 43x4 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04300-400-N70 (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 05, 2026
Regular price $36.23 AUD
Regular price Sale price $36.23 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 43x4.5 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
43.00
mm

(Equiv. 1.693 in.)
Section (t)
4.50
mm

(Equiv. 0.177 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 43x4.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04300-450-N70 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
General Purpose O-Rings - 43x4.5 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
43.00
mm

(Equiv. 1.693 in.)
Section (t)
4.50
mm

(Equiv. 0.177 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 43x4.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04300-450-N70 (PK-100)
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 - 43x5 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
43.00
mm

(Equiv. 1.693 in.)
Section (t)
5.00
mm

(Equiv. 0.197 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 43x5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04300-500-N70 (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 05, 2026
Regular price $30.41 AUD
Regular price Sale price $30.41 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 43x5 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
43.00
mm

(Equiv. 1.693 in.)
Section (t)
5.00
mm

(Equiv. 0.197 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 43x5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04300-500-N70 (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 05, 2026
Regular price $30.41 AUD
Regular price Sale price $30.41 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 43x6 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
43.00
mm

(Equiv. 1.693 in.)
Section (t)
6.00
mm

(Equiv. 0.236 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 43x6 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04300-600-N70 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
General Purpose O-Rings - 43x6 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
43.00
mm

(Equiv. 1.693 in.)
Section (t)
6.00
mm

(Equiv. 0.236 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 43x6 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04300-600-N70 (PK-100)
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 - 43.4x3.6 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
43.40
mm

(Equiv. 1.709 in.)
Section (t)
3.60
mm

(Equiv. 0.142 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 43.4x3.6 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04340-360-N70 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
General Purpose O-Rings - 43.4x3.6 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
43.40
mm

(Equiv. 1.709 in.)
Section (t)
3.60
mm

(Equiv. 0.142 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 43.4x3.6 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04340-360-N70 (PK-100)
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 - 43.69x3 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
43.69
mm

(Equiv. 1.72 in.)
Section (t)
3.00
mm

(Equiv. 0.118 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 43.69x3 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04369-300-N70-924 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
General Purpose O-Rings - 43.69x3 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
43.69
mm

(Equiv. 1.72 in.)
Section (t)
3.00
mm

(Equiv. 0.118 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 43.69x3 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04369-300-N70-924 (PK-100)
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 - 43.7x3.55 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
43.70
mm

(Equiv. 1.72 in.)
Section (t)
3.55
mm

(Equiv. 0.14 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 43.7x3.55 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04370-355-N70 (PK-260)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $572.14 AUD
Regular price Sale price $572.14 AUD
Priced, Stocked and Sold Per 260 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 43.7x3.55 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
43.70
mm

(Equiv. 1.72 in.)
Section (t)
3.55
mm

(Equiv. 0.14 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 43.7x3.55 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04370-355-N70 (PK-260)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $572.14 AUD
Regular price Sale price $572.14 AUD
Priced, Stocked and Sold Per 260 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 43.82x5.33 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
43.82
mm

(Equiv. 1.725 in.)
Section (t)
5.33
mm

(Equiv. 0.21 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 43.82x5.33 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04382-533-N70-327 (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 05, 2026
Regular price $44.77 AUD
Regular price Sale price $44.77 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 43.82x5.33 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
43.82
mm

(Equiv. 1.725 in.)
Section (t)
5.33
mm

(Equiv. 0.21 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 43.82x5.33 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04382-533-N70-327 (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 05, 2026
Regular price $44.77 AUD
Regular price Sale price $44.77 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 43.82x5.33 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
43.82
mm

(Equiv. 1.725 in.)
Section (t)
5.33
mm

(Equiv. 0.21 in.)
Colour
Black

Hardness
Duro 90
General Purpose O-Rings - 43.82x5.33 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04382-533-N90-327 (PK-40)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $234.50 AUD
Regular price Sale price $234.50 AUD
Priced, Stocked and Sold Per 40 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 43.82x5.33 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
43.82
mm

(Equiv. 1.725 in.)
Section (t)
5.33
mm

(Equiv. 0.21 in.)
Colour
Black

Hardness
Duro 90
General Purpose O-Rings - 43.82x5.33 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04382-533-N90-327 (PK-40)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $234.50 AUD
Regular price Sale price $234.50 AUD
Priced, Stocked and Sold Per 40 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 44x1.5 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
44.00
mm

(Equiv. 1.732 in.)
Section (t)
1.50
mm

(Equiv. 0.059 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 44x1.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04400-150-N70 (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 05, 2026
Regular price $30.59 AUD
Regular price Sale price $30.59 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 44x1.5 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
44.00
mm

(Equiv. 1.732 in.)
Section (t)
1.50
mm

(Equiv. 0.059 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 44x1.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04400-150-N70 (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 05, 2026
Regular price $30.59 AUD
Regular price Sale price $30.59 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 44x2 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
44.00
mm

(Equiv. 1.732 in.)
Section (t)
2.00
mm

(Equiv. 0.079 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 44x2 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04400-200-N70 (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 05, 2026
Regular price $42.68 AUD
Regular price Sale price $42.68 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 44x2 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
44.00
mm

(Equiv. 1.732 in.)
Section (t)
2.00
mm

(Equiv. 0.079 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 44x2 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04400-200-N70 (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 05, 2026
Regular price $42.68 AUD
Regular price Sale price $42.68 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 44x2.5 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
44.00
mm

(Equiv. 1.732 in.)
Section (t)
2.50
mm

(Equiv. 0.098 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 44x2.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04400-250-N70 (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 05, 2026
Regular price $37.14 AUD
Regular price Sale price $37.14 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 44x2.5 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
44.00
mm

(Equiv. 1.732 in.)
Section (t)
2.50
mm

(Equiv. 0.098 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 44x2.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04400-250-N70 (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 05, 2026
Regular price $37.14 AUD
Regular price Sale price $37.14 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 44x3 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
44.00
mm

(Equiv. 1.732 in.)
Section (t)
3.00
mm

(Equiv. 0.118 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 44x3 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04400-300-N70 (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 05, 2026
Regular price $31.50 AUD
Regular price Sale price $31.50 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 44x3 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
44.00
mm

(Equiv. 1.732 in.)
Section (t)
3.00
mm

(Equiv. 0.118 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 44x3 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04400-300-N70 (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 05, 2026
Regular price $31.50 AUD
Regular price Sale price $31.50 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 44x3.5 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
44.00
mm

(Equiv. 1.732 in.)
Section (t)
3.50
mm

(Equiv. 0.138 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 44x3.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04400-350-N70 (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 05, 2026
Regular price $64.41 AUD
Regular price Sale price $64.41 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 44x3.5 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
44.00
mm

(Equiv. 1.732 in.)
Section (t)
3.50
mm

(Equiv. 0.138 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 44x3.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04400-350-N70 (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 05, 2026
Regular price $64.41 AUD
Regular price Sale price $64.41 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 44x4 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
44.00
mm

(Equiv. 1.732 in.)
Section (t)
4.00
mm

(Equiv. 0.157 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 44x4 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04400-400-N70 (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 05, 2026
Regular price $49.68 AUD
Regular price Sale price $49.68 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 44x4 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
44.00
mm

(Equiv. 1.732 in.)
Section (t)
4.00
mm

(Equiv. 0.157 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 44x4 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: OR-04400-400-N70 (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 05, 2026
Regular price $49.68 AUD
Regular price Sale price $49.68 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.