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 - 184.5x3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
184.50
mm

(Equiv. 7.264 in.)
Section (t)
3.00
mm

(Equiv. 0.118 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 184.5x3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18450-300-N70 (PK-10000)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Inside Diameter (ID) Section (t) Colour Hardness Indicative
Image
General Purpose O-Rings - 184.5x3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
184.50
mm

(Equiv. 7.264 in.)
Section (t)
3.00
mm

(Equiv. 0.118 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 184.5x3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18450-300-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 - 184.3x5.7 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
184.30
mm

(Equiv. 7.256 in.)
Section (t)
5.70
mm

(Equiv. 0.224 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 184.3x5.7 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18430-570-N70 (PK-520)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $1,852.86 AUD
Regular price Sale price $1,852.86 AUD
Priced, Stocked and Sold Per 520 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 184.3x5.7 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
184.30
mm

(Equiv. 7.256 in.)
Section (t)
5.70
mm

(Equiv. 0.224 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 184.3x5.7 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18430-570-N70 (PK-520)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $1,852.86 AUD
Regular price Sale price $1,852.86 AUD
Priced, Stocked and Sold Per 520 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 185x3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
185.00
mm

(Equiv. 7.283 in.)
Section (t)
3.00
mm

(Equiv. 0.118 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 185x3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18500-300-N70 (PK-445)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $734.68 AUD
Regular price Sale price $734.68 AUD
Priced, Stocked and Sold Per 445 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 185x3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
185.00
mm

(Equiv. 7.283 in.)
Section (t)
3.00
mm

(Equiv. 0.118 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 185x3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18500-300-N70 (PK-445)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $734.68 AUD
Regular price Sale price $734.68 AUD
Priced, Stocked and Sold Per 445 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 185x3.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
185.00
mm

(Equiv. 7.283 in.)
Section (t)
3.50
mm

(Equiv. 0.138 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 185x3.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18500-350-N70 (PK-820)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $1,560.23 AUD
Regular price Sale price $1,560.23 AUD
Priced, Stocked and Sold Per 820 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 185x3.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
185.00
mm

(Equiv. 7.283 in.)
Section (t)
3.50
mm

(Equiv. 0.138 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 185x3.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18500-350-N70 (PK-820)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $1,560.23 AUD
Regular price Sale price $1,560.23 AUD
Priced, Stocked and Sold Per 820 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 185x3.55 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
185.00
mm

(Equiv. 7.283 in.)
Section (t)
3.55
mm

(Equiv. 0.14 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 185x3.55 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18500-355-N70 (PK-830)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $1,574.05 AUD
Regular price Sale price $1,574.05 AUD
Priced, Stocked and Sold Per 830 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 185x3.55 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
185.00
mm

(Equiv. 7.283 in.)
Section (t)
3.55
mm

(Equiv. 0.14 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 185x3.55 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18500-355-N70 (PK-830)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $1,574.05 AUD
Regular price Sale price $1,574.05 AUD
Priced, Stocked and Sold Per 830 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 185x4 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
185.00
mm

(Equiv. 7.283 in.)
Section (t)
4.00
mm

(Equiv. 0.157 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 185x4 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18500-400-N70 (PK-100)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $271.41 AUD
Regular price Sale price $271.41 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 185x4 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
185.00
mm

(Equiv. 7.283 in.)
Section (t)
4.00
mm

(Equiv. 0.157 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 185x4 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18500-400-N70 (PK-100)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $271.41 AUD
Regular price Sale price $271.41 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 185x4.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
185.00
mm

(Equiv. 7.283 in.)
Section (t)
4.50
mm

(Equiv. 0.177 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 185x4.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18500-450-N70 (PK-10000)
Contact Us | Special Order Only - Please contact us if you need a large quantity
General Purpose O-Rings - 185x4.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
185.00
mm

(Equiv. 7.283 in.)
Section (t)
4.50
mm

(Equiv. 0.177 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 185x4.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18500-450-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 - 185x5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
185.00
mm

(Equiv. 7.283 in.)
Section (t)
5.00
mm

(Equiv. 0.197 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 185x5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18500-500-N70 (PK-290)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $877.14 AUD
Regular price Sale price $877.14 AUD
Priced, Stocked and Sold Per 290 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 185x5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
185.00
mm

(Equiv. 7.283 in.)
Section (t)
5.00
mm

(Equiv. 0.197 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 185x5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18500-500-N70 (PK-290)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $877.14 AUD
Regular price Sale price $877.14 AUD
Priced, Stocked and Sold Per 290 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 185x5.3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
185.00
mm

(Equiv. 7.283 in.)
Section (t)
5.30
mm

(Equiv. 0.209 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 185x5.3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18500-530-N70 (PK-275)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $895.05 AUD
Regular price Sale price $895.05 AUD
Priced, Stocked and Sold Per 275 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 185x5.3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
185.00
mm

(Equiv. 7.283 in.)
Section (t)
5.30
mm

(Equiv. 0.209 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 185x5.3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18500-530-N70 (PK-275)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $895.05 AUD
Regular price Sale price $895.05 AUD
Priced, Stocked and Sold Per 275 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 185x6 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
185.00
mm

(Equiv. 7.283 in.)
Section (t)
6.00
mm

(Equiv. 0.236 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 185x6 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18500-600-N70 (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $283.86 AUD
Regular price Sale price $283.86 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 185x6 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
185.00
mm

(Equiv. 7.283 in.)
Section (t)
6.00
mm

(Equiv. 0.236 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 185x6 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18500-600-N70 (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $283.86 AUD
Regular price Sale price $283.86 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 186x3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
186.00
mm

(Equiv. 7.323 in.)
Section (t)
3.00
mm

(Equiv. 0.118 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 186x3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18600-300-N70 (PK-10000)
Contact Us | Special Order Only - Please contact us if you need a large quantity
General Purpose O-Rings - 186x3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
186.00
mm

(Equiv. 7.323 in.)
Section (t)
3.00
mm

(Equiv. 0.118 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 186x3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18600-300-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 - 186x3.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
186.00
mm

(Equiv. 7.323 in.)
Section (t)
3.50
mm

(Equiv. 0.138 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 186x3.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18600-350-N70 (PK-10000)
Contact Us | Special Order Only - Please contact us if you need a large quantity
General Purpose O-Rings - 186x3.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
186.00
mm

(Equiv. 7.323 in.)
Section (t)
3.50
mm

(Equiv. 0.138 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 186x3.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18600-350-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 - 186x4 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
186.00
mm

(Equiv. 7.323 in.)
Section (t)
4.00
mm

(Equiv. 0.157 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 186x4 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18600-400-N70 (PK-10000)
Contact Us | Special Order Only - Please contact us if you need a large quantity
General Purpose O-Rings - 186x4 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
186.00
mm

(Equiv. 7.323 in.)
Section (t)
4.00
mm

(Equiv. 0.157 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 186x4 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18600-400-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 - 186x4.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
186.00
mm

(Equiv. 7.323 in.)
Section (t)
4.50
mm

(Equiv. 0.177 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 186x4.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18600-450-N70 (PK-10000)
Contact Us | Special Order Only - Please contact us if you need a large quantity
General Purpose O-Rings - 186x4.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
186.00
mm

(Equiv. 7.323 in.)
Section (t)
4.50
mm

(Equiv. 0.177 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 186x4.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18600-450-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 - 186x5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
186.00
mm

(Equiv. 7.323 in.)
Section (t)
5.00
mm

(Equiv. 0.197 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 186x5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18600-500-N70 (PK-10000)
Contact Us | Special Order Only - Please contact us if you need a large quantity
General Purpose O-Rings - 186x5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
186.00
mm

(Equiv. 7.323 in.)
Section (t)
5.00
mm

(Equiv. 0.197 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 186x5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18600-500-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 - 187x3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
187.00
mm

(Equiv. 7.362 in.)
Section (t)
3.00
mm

(Equiv. 0.118 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 187x3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18700-300-N70 (PK-10000)
Contact Us | Special Order Only - Please contact us if you need a large quantity
General Purpose O-Rings - 187x3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
187.00
mm

(Equiv. 7.362 in.)
Section (t)
3.00
mm

(Equiv. 0.118 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 187x3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18700-300-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 - 187x3.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
187.00
mm

(Equiv. 7.362 in.)
Section (t)
3.50
mm

(Equiv. 0.138 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 187x3.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18700-350-N70 (PK-10000)
Contact Us | Special Order Only - Please contact us if you need a large quantity
General Purpose O-Rings - 187x3.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
187.00
mm

(Equiv. 7.362 in.)
Section (t)
3.50
mm

(Equiv. 0.138 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 187x3.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18700-350-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 - 187x4 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
187.00
mm

(Equiv. 7.362 in.)
Section (t)
4.00
mm

(Equiv. 0.157 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 187x4 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18700-400-N70 (PK-710)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $1,623.86 AUD
Regular price Sale price $1,623.86 AUD
Priced, Stocked and Sold Per 710 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 187x4 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
187.00
mm

(Equiv. 7.362 in.)
Section (t)
4.00
mm

(Equiv. 0.157 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 187x4 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18700-400-N70 (PK-710)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $1,623.86 AUD
Regular price Sale price $1,623.86 AUD
Priced, Stocked and Sold Per 710 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 187x5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
187.00
mm

(Equiv. 7.362 in.)
Section (t)
5.00
mm

(Equiv. 0.197 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 187x5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18700-500-N70 (PK-10000)
Contact Us | Special Order Only - Please contact us if you need a large quantity
General Purpose O-Rings - 187x5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
187.00
mm

(Equiv. 7.362 in.)
Section (t)
5.00
mm

(Equiv. 0.197 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 187x5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18700-500-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 - 187.3x6.99 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
187.30
mm

(Equiv. 7.374 in.)
Section (t)
6.99
mm

(Equiv. 0.275 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 187.3x6.99 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18730-699-N70-882 (PK-10000)
Contact Us | Special Order Only - Please contact us if you need a large quantity
General Purpose O-Rings - 187.3x6.99 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
187.30
mm

(Equiv. 7.374 in.)
Section (t)
6.99
mm

(Equiv. 0.275 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 187.3x6.99 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18730-699-N70-882 (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 - 188x3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
188.00
mm

(Equiv. 7.402 in.)
Section (t)
3.00
mm

(Equiv. 0.118 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 188x3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18800-300-N70 (PK-10000)
Contact Us | Special Order Only - Please contact us if you need a large quantity
General Purpose O-Rings - 188x3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
188.00
mm

(Equiv. 7.402 in.)
Section (t)
3.00
mm

(Equiv. 0.118 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 188x3 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18800-300-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 - 188x3.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
188.00
mm

(Equiv. 7.402 in.)
Section (t)
3.50
mm

(Equiv. 0.138 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 188x3.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18800-350-N70 (PK-400)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $777.59 AUD
Regular price Sale price $777.59 AUD
Priced, Stocked and Sold Per 400 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 188x3.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
188.00
mm

(Equiv. 7.402 in.)
Section (t)
3.50
mm

(Equiv. 0.138 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 188x3.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18800-350-N70 (PK-400)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $777.59 AUD
Regular price Sale price $777.59 AUD
Priced, Stocked and Sold Per 400 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 188x4 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
188.00
mm

(Equiv. 7.402 in.)
Section (t)
4.00
mm

(Equiv. 0.157 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 188x4 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18800-400-N70 (PK-100)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $275.86 AUD
Regular price Sale price $275.86 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 188x4 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
188.00
mm

(Equiv. 7.402 in.)
Section (t)
4.00
mm

(Equiv. 0.157 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 188x4 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18800-400-N70 (PK-100)
Out of Stock | Backorder Now | Orders can be expected around Thu, Feb 26, 2026
Regular price $275.86 AUD
Regular price Sale price $275.86 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 188x5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
188.00
mm

(Equiv. 7.402 in.)
Section (t)
5.00
mm

(Equiv. 0.197 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 188x5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18800-500-N70 (PK-10000)
Contact Us | Special Order Only - Please contact us if you need a large quantity
General Purpose O-Rings - 188x5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
188.00
mm

(Equiv. 7.402 in.)
Section (t)
5.00
mm

(Equiv. 0.197 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 188x5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Part Number: ORB-18800-500-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