Collection: O-Rings - General Purpose

O-Rings -> General Purpose
Inside Diameter (ID) Section (t) Colour Hardness Indicative
Image
Inside Diameter (ID)
20.50
mm

(Equiv. 0.807 in.)
Section (t)
1.50
mm

(Equiv. 0.059 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 20.5x1.5 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02050-150-N70 (2000 Pcs)
General Purpose O-Rings - 20.5x1.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $1,404.32 AUD
Regular price Sale price $1,404.32 AUD
2000 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID) Section (t) Colour Hardness Indicative
Image
Inside Diameter (ID)
20.50
mm

(Equiv. 0.807 in.)
Section (t)
1.50
mm

(Equiv. 0.059 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 20.5x1.5 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02050-150-N70 (2000 Pcs)
General Purpose O-Rings - 20.5x1.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $1,404.32 AUD
Regular price Sale price $1,404.32 AUD
2000 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
20.50
mm

(Equiv. 0.807 in.)
Section (t)
2.00
mm

(Equiv. 0.079 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 20.5x2 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02050-200-N70 (1700 Pcs)
General Purpose O-Rings - 20.5x2 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $1,223.77 AUD
Regular price Sale price $1,223.77 AUD
1700 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
20.50
mm

(Equiv. 0.807 in.)
Section (t)
2.00
mm

(Equiv. 0.079 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 20.5x2 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02050-200-N70 (1700 Pcs)
General Purpose O-Rings - 20.5x2 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $1,223.77 AUD
Regular price Sale price $1,223.77 AUD
1700 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
20.50
mm

(Equiv. 0.807 in.)
Section (t)
1.00
mm

(Equiv. 0.039 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 20.5x1 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02050-100-N70
General Purpose O-Rings - 20.5x1 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Contact Us | Special Order Only - Please contact us if you need a large quantity
Inside Diameter (ID)
20.50
mm

(Equiv. 0.807 in.)
Section (t)
1.00
mm

(Equiv. 0.039 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 20.5x1 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02050-100-N70
General Purpose O-Rings - 20.5x1 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Contact Us | Special Order Only - Please contact us if you need a large quantity | Orders can be expected around Thu, Jul 06, 2028
Inside Diameter (ID)
20.50
mm

(Equiv. 0.807 in.)
Section (t)
2.50
mm

(Equiv. 0.098 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 20.5x2.5 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02050-250-N70 (1300 Pcs)
General Purpose O-Rings - 20.5x2.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $974.23 AUD
Regular price Sale price $974.23 AUD
1300 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
20.50
mm

(Equiv. 0.807 in.)
Section (t)
2.50
mm

(Equiv. 0.098 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 20.5x2.5 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02050-250-N70 (1300 Pcs)
General Purpose O-Rings - 20.5x2.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $974.23 AUD
Regular price Sale price $974.23 AUD
1300 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
20.50
mm

(Equiv. 0.807 in.)
Section (t)
3.00
mm

(Equiv. 0.118 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 20.5x3 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02050-300-N70 (1100 Pcs)
General Purpose O-Rings - 20.5x3 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $843.86 AUD
Regular price Sale price $843.86 AUD
1100 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
20.50
mm

(Equiv. 0.807 in.)
Section (t)
3.00
mm

(Equiv. 0.118 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 20.5x3 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02050-300-N70 (1100 Pcs)
General Purpose O-Rings - 20.5x3 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $843.86 AUD
Regular price Sale price $843.86 AUD
1100 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
20.50
mm

(Equiv. 0.807 in.)
Section (t)
2.40
mm

(Equiv. 0.094 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 20.5x2.4 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02050-240-N70
General Purpose O-Rings - 20.5x2.4 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Contact Us | Special Order Only - Please contact us if you need a large quantity
Inside Diameter (ID)
20.50
mm

(Equiv. 0.807 in.)
Section (t)
2.40
mm

(Equiv. 0.094 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 20.5x2.4 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02050-240-N70
General Purpose O-Rings - 20.5x2.4 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Contact Us | Special Order Only - Please contact us if you need a large quantity | Orders can be expected around Thu, Jul 06, 2028
Inside Diameter (ID)
20.64
mm

(Equiv. 0.813 in.)
Section (t)
2.62
mm

(Equiv. 0.103 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 20.64x2.62 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02064-262-N70-812 (400 Pcs)
General Purpose O-Rings - 20.64x2.62 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $351.77 AUD
Regular price Sale price $351.77 AUD
400 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
20.64
mm

(Equiv. 0.813 in.)
Section (t)
2.62
mm

(Equiv. 0.103 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 20.64x2.62 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02064-262-N70-812 (400 Pcs)
General Purpose O-Rings - 20.64x2.62 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $351.77 AUD
Regular price Sale price $351.77 AUD
400 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
21.00
mm

(Equiv. 0.827 in.)
Section (t)
1.00
mm

(Equiv. 0.039 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 21x1 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02100-100-N70 (2100 Pcs)
General Purpose O-Rings - 21x1 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $1,462.14 AUD
Regular price Sale price $1,462.14 AUD
2100 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
21.00
mm

(Equiv. 0.827 in.)
Section (t)
1.00
mm

(Equiv. 0.039 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 21x1 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02100-100-N70 (2100 Pcs)
General Purpose O-Rings - 21x1 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $1,462.14 AUD
Regular price Sale price $1,462.14 AUD
2100 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
21.00
mm

(Equiv. 0.827 in.)
Section (t)
1.50
mm

(Equiv. 0.059 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 21x1.5 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02100-150-N70 (25000 Pcs)
General Purpose O-Rings - 21x1.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $722.59 AUD
Regular price $4,250.00 AUD Sale price $722.59 AUD
25000 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
21.00
mm

(Equiv. 0.827 in.)
Section (t)
1.50
mm

(Equiv. 0.059 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 21x1.5 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02100-150-N70 (25000 Pcs)
General Purpose O-Rings - 21x1.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $722.59 AUD
Regular price $4,250.00 AUD Sale price $722.59 AUD
25000 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
21.00
mm

(Equiv. 0.827 in.)
Section (t)
2.00
mm

(Equiv. 0.079 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 21x2 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02100-200-N70 (1600 Pcs)
General Purpose O-Rings - 21x2 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $1,151.77 AUD
Regular price Sale price $1,151.77 AUD
1600 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
21.00
mm

(Equiv. 0.827 in.)
Section (t)
2.00
mm

(Equiv. 0.079 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 21x2 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02100-200-N70 (1600 Pcs)
General Purpose O-Rings - 21x2 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $1,151.77 AUD
Regular price Sale price $1,151.77 AUD
1600 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
21.00
mm

(Equiv. 0.827 in.)
Section (t)
2.50
mm

(Equiv. 0.098 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 21x2.5 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02100-250-N70 (1200 Pcs)
General Purpose O-Rings - 21x2.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $906.32 AUD
Regular price Sale price $906.32 AUD
1200 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
21.00
mm

(Equiv. 0.827 in.)
Section (t)
2.50
mm

(Equiv. 0.098 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 21x2.5 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02100-250-N70 (1200 Pcs)
General Purpose O-Rings - 21x2.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $906.32 AUD
Regular price Sale price $906.32 AUD
1200 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
21.00
mm

(Equiv. 0.827 in.)
Section (t)
3.00
mm

(Equiv. 0.118 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 21x3 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02100-300-N70 (50 Pcs)
General Purpose O-Rings - 21x3 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
41 units (2050 pcs) Available Now | Further orders can be expected around Wed, Dec 10, 2025
Regular price $1.86 AUD
Regular price $12.50 AUD Sale price $1.86 AUD
50 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

41 units (2050 pcs) Available Now. Backorder if more than 41.
Inside Diameter (ID)
21.00
mm

(Equiv. 0.827 in.)
Section (t)
3.00
mm

(Equiv. 0.118 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 21x3 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02100-300-N70 (50 Pcs)
General Purpose O-Rings - 21x3 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
41 units (2050 pcs) Available Now | Further orders can be expected around Wed, Dec 10, 2025
Regular price $1.86 AUD
Regular price $12.50 AUD Sale price $1.86 AUD
50 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

41 units (2050 pcs) Available Now. Backorder if more than 41.
Inside Diameter (ID)
21.00
mm

(Equiv. 0.827 in.)
Section (t)
2.00
mm

(Equiv. 0.079 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 21x2 mm - Black - Neoprene Rubber
Material: Neoprene Rubber   
Category: O-Rings - General Purpose - Neoprene Rubber
Part Number: OR-02100-200-CR70 (1000 Pcs)
General Purpose O-Rings - 21x2 mm - Black - Neoprene Rubber O-Ring
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $3,864.59 AUD
Regular price $9,092.00 AUD Sale price $3,864.59 AUD
1000 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
21.00
mm

(Equiv. 0.827 in.)
Section (t)
2.00
mm

(Equiv. 0.079 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 21x2 mm - Black - Neoprene Rubber
Material: Neoprene Rubber   
Category: O-Rings - General Purpose - Neoprene Rubber
Part Number: OR-02100-200-CR70 (1000 Pcs)
General Purpose O-Rings - 21x2 mm - Black - Neoprene Rubber O-Ring
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $3,864.59 AUD
Regular price $9,092.00 AUD Sale price $3,864.59 AUD
1000 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
21.00
mm

(Equiv. 0.827 in.)
Section (t)
3.50
mm

(Equiv. 0.138 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 21x3.5 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02100-350-N70 (1000 Pcs)
General Purpose O-Rings - 21x3.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $796.59 AUD
Regular price Sale price $796.59 AUD
1000 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
21.00
mm

(Equiv. 0.827 in.)
Section (t)
3.50
mm

(Equiv. 0.138 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 21x3.5 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02100-350-N70 (1000 Pcs)
General Purpose O-Rings - 21x3.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $796.59 AUD
Regular price Sale price $796.59 AUD
1000 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
21.00
mm

(Equiv. 0.827 in.)
Section (t)
4.00
mm

(Equiv. 0.157 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 21x4 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02100-400-N70 (800 Pcs)
General Purpose O-Rings - 21x4 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $670.32 AUD
Regular price Sale price $670.32 AUD
800 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
21.00
mm

(Equiv. 0.827 in.)
Section (t)
4.00
mm

(Equiv. 0.157 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 21x4 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02100-400-N70 (800 Pcs)
General Purpose O-Rings - 21x4 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $670.32 AUD
Regular price Sale price $670.32 AUD
800 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
21.00
mm

(Equiv. 0.827 in.)
Section (t)
4.50
mm

(Equiv. 0.177 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 21x4.5 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02100-450-N70 (8500 Pcs)
General Purpose O-Rings - 21x4.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $1,040.50 AUD
Regular price $6,120.00 AUD Sale price $1,040.50 AUD
8500 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
21.00
mm

(Equiv. 0.827 in.)
Section (t)
4.50
mm

(Equiv. 0.177 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 21x4.5 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02100-450-N70 (8500 Pcs)
General Purpose O-Rings - 21x4.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $1,040.50 AUD
Regular price $6,120.00 AUD Sale price $1,040.50 AUD
8500 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
21.00
mm

(Equiv. 0.827 in.)
Section (t)
5.00
mm

(Equiv. 0.197 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 21x5 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02100-500-N70 (600 Pcs)
General Purpose O-Rings - 21x5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $552.32 AUD
Regular price Sale price $552.32 AUD
600 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
21.00
mm

(Equiv. 0.827 in.)
Section (t)
5.00
mm

(Equiv. 0.197 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 21x5 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02100-500-N70 (600 Pcs)
General Purpose O-Rings - 21x5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $552.32 AUD
Regular price Sale price $552.32 AUD
600 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
21.00
mm

(Equiv. 0.827 in.)
Section (t)
6.00
mm

(Equiv. 0.236 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 21x6 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02100-600-N70
General Purpose O-Rings - 21x6 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Contact Us | Special Order Only - Please contact us if you need a large quantity
Inside Diameter (ID)
21.00
mm

(Equiv. 0.827 in.)
Section (t)
6.00
mm

(Equiv. 0.236 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 21x6 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02100-600-N70
General Purpose O-Rings - 21x6 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Contact Us | Special Order Only - Please contact us if you need a large quantity | Orders can be expected around Thu, Jul 06, 2028
Inside Diameter (ID)
21.20
mm

(Equiv. 0.835 in.)
Section (t)
2.65
mm

(Equiv. 0.104 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 21.2x2.65 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02120-265-N70 (1300 Pcs)
General Purpose O-Rings - 21.2x2.65 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $981.86 AUD
Regular price Sale price $981.86 AUD
1300 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
21.20
mm

(Equiv. 0.835 in.)
Section (t)
2.65
mm

(Equiv. 0.104 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 21.2x2.65 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02120-265-N70 (1300 Pcs)
General Purpose O-Rings - 21.2x2.65 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $981.86 AUD
Regular price Sale price $981.86 AUD
1300 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
21.20
mm

(Equiv. 0.835 in.)
Section (t)
3.55
mm

(Equiv. 0.14 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 21.2x3.55 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02120-355-N70 (1000 Pcs)
General Purpose O-Rings - 21.2x3.55 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $796.59 AUD
Regular price Sale price $796.59 AUD
1000 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
21.20
mm

(Equiv. 0.835 in.)
Section (t)
3.55
mm

(Equiv. 0.14 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 21.2x3.55 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02120-355-N70 (1000 Pcs)
General Purpose O-Rings - 21.2x3.55 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $796.59 AUD
Regular price Sale price $796.59 AUD
1000 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
21.30
mm

(Equiv. 0.839 in.)
Section (t)
3.60
mm

(Equiv. 0.142 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 21.3x3.6 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02130-360-N70
General Purpose O-Rings - 21.3x3.6 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Contact Us | Special Order Only - Please contact us if you need a large quantity
Inside Diameter (ID)
21.30
mm

(Equiv. 0.839 in.)
Section (t)
3.60
mm

(Equiv. 0.142 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 21.3x3.6 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02130-360-N70
General Purpose O-Rings - 21.3x3.6 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Contact Us | Special Order Only - Please contact us if you need a large quantity | Orders can be expected around Thu, Jul 06, 2028
Inside Diameter (ID)
21.10
mm

(Equiv. 0.831 in.)
Section (t)
1.60
mm

(Equiv. 0.063 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 21.1x1.6 mm - Black - Neoprene Rubber
Material: Neoprene Rubber   
Category: O-Rings - General Purpose - Neoprene Rubber
Part Number: OR-02110-160-CR70 (1000 Pcs)
General Purpose O-Rings - 21.1x1.6 mm - Black - Neoprene Rubber O-Ring
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $3,354.50 AUD
Regular price $7,892.00 AUD Sale price $3,354.50 AUD
1000 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
21.10
mm

(Equiv. 0.831 in.)
Section (t)
1.60
mm

(Equiv. 0.063 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 21.1x1.6 mm - Black - Neoprene Rubber
Material: Neoprene Rubber   
Category: O-Rings - General Purpose - Neoprene Rubber
Part Number: OR-02110-160-CR70 (1000 Pcs)
General Purpose O-Rings - 21.1x1.6 mm - Black - Neoprene Rubber O-Ring
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $3,354.50 AUD
Regular price $7,892.00 AUD Sale price $3,354.50 AUD
1000 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
21.50
mm

(Equiv. 0.846 in.)
Section (t)
1.00
mm

(Equiv. 0.039 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 21.5x1 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02150-100-N70 (2000 Pcs)
General Purpose O-Rings - 21.5x1 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $1,404.32 AUD
Regular price Sale price $1,404.32 AUD
2000 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
21.50
mm

(Equiv. 0.846 in.)
Section (t)
1.00
mm

(Equiv. 0.039 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 21.5x1 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02150-100-N70 (2000 Pcs)
General Purpose O-Rings - 21.5x1 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $1,404.32 AUD
Regular price Sale price $1,404.32 AUD
2000 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
21.50
mm

(Equiv. 0.846 in.)
Section (t)
1.50
mm

(Equiv. 0.059 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 21.5x1.5 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02150-150-N70 (1900 Pcs)
General Purpose O-Rings - 21.5x1.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $1,345.32 AUD
Regular price Sale price $1,345.32 AUD
1900 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID)
21.50
mm

(Equiv. 0.846 in.)
Section (t)
1.50
mm

(Equiv. 0.059 in.)
Colour
Black

Hardness
Duro 70
General Purpose O-Rings - 21.5x1.5 mm - Black - Nitrile NBR, BUNA-N
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber
Part Number: OR-02150-150-N70 (1900 Pcs)
General Purpose O-Rings - 21.5x1.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $1,345.32 AUD
Regular price Sale price $1,345.32 AUD
1900 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.