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Imperial O-rings (British Standard)

Bearings Oil Seals & O-rings O-rings

Browse our comprehensive range of British Standard (BS) imperial O-rings, manufactured from high-quality nitrile rubber with options available in alternative materials including Viton, silicone, PTFE and EPDM upon request. Our extensive selection features over 600 variants with inside diameters ranging from 1.78mm to 582.68mm and cross sections from 1.78mm to 6.99mm, available in both 10-pack and 100-pack quantities. These versatile sealing solutions offer excellent resistance to oils, chemicals, and high temperatures, making them ideal for numerous industrial applications including hydraulic systems, pumps, plumbing fixtures, and agricultural equipment. All O-rings are manufactured to precise British Standard specifications, ensuring consistent quality and reliable sealing performance when properly installed in grooved applications, effectively preventing leakage between mating surfaces across a wide range of static and dynamic uses.
Have you also tried: O-ring Cord  Metric Flanged Oilite Bearings  Metric Oil Seals  Male Parallel Hose Tail BSPP 
BS232 69.44x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS232 69.44x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
69.44mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£19.89 exc VAT
Qty:
BS032 47.37x 1.78mm Imperial Nitrile Orings (Pack of 100)
BS032 47.37x 1.78mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
47.37mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
1.78mm
£12.11 exc VAT
Qty:
BS377 253.37x 5.33mm Imperial Nitrile Orings (Pack of 10)
BS377 253.37x 5.33mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
253.37mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
5.33mm
£25.93 exc VAT
Qty:
BS448 240.67x 6.99mm Imperial Nitrile Orings (Pack of 10)
BS448 240.67x 6.99mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
240.67mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
6.99mm
£24.36 exc VAT
Qty:
BS124 31.42x 2.62mm Imperial Nitrile Orings (Pack of 100)
BS124 31.42x 2.62mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
31.42mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
2.62mm
£13.92 exc VAT
Qty:
BS226 50.40x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS226 50.40x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
50.40mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£16.91 exc VAT
Qty:
BS437 151.77x 6.99mm Imperial Nitrile Orings (Pack of 10)
BS437 151.77x 6.99mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
151.77mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
6.99mm
£18.96 exc VAT
Qty:
BS219 32.92x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS219 32.92x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
32.92mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£14.24 exc VAT
Qty:
BS337 75.57x 5.33mm Imperial Nitrile Orings (Pack of 10)
BS337 75.57x 5.33mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
75.57mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
5.33mm
£7.59 exc VAT
Qty:
BS339 81.92x 5.33mm Imperial Nitrile Orings (Pack of 10)
BS339 81.92x 5.33mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
81.92mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
5.33mm
£8.36 exc VAT
Qty:
BS163 152.07x 2.62mm Imperial Nitrile Orings (Pack of 100)
BS163 152.07x 2.62mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
152.07mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
2.62mm
£38.54 exc VAT
Qty:
BS344 97.80x 5.33mm Imperial Nitrile Orings (Pack of 10)
BS344 97.80x 5.33mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
97.80mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
5.33mm
£9.94 exc VAT
Qty:
BS106 4.42x 2.62mm Imperial Nitrile Orings (Pack of 100)
BS106 4.42x 2.62mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
4.42mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
2.62mm
£12.06 exc VAT
Qty:
BS352 123.20x 5.33mm Imperial Nitrile Orings (Pack of 10)
BS352 123.20x 5.33mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
123.20mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
5.33mm
£11.86 exc VAT
Qty:
BS165 164.78x 2.62mm Imperial Nitrile Orings (Pack of 10)
BS165 164.78x 2.62mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
164.78mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
2.62mm
£9.83 exc VAT
Qty:
BS170 196.53x 2.62mm Imperial Nitrile Orings (Pack of 10)
BS170 196.53x 2.62mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
196.53mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
2.62mm
£12.09 exc VAT
Qty:
BS030 41.00x 1.78mm Imperial Nitrile Orings (Pack of 100)
BS030 41.00x 1.78mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
41.00mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
1.78mm
£11.86 exc VAT
Qty:
BS171 202.87x 2.62mm Imperial Nitrile Orings (Pack of 10)
BS171 202.87x 2.62mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
202.87mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
2.62mm
£12.59 exc VAT
Qty:
BS172 209.23x 2.62mm Imperial Nitrile Orings (Pack of 10)
BS172 209.23x 2.62mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
209.23mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
2.62mm
£13.31 exc VAT
Qty:
BS433 139.07x 6.99mm Imperial Nitrile Orings (Pack of 10)
BS433 139.07x 6.99mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
139.07mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
6.99mm
£17.71 exc VAT
Qty:
BS029 37.82x 1.78mm Imperial Nitrile Orings (Pack of 100)
BS029 37.82x 1.78mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
37.82mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
1.78mm
£11.56 exc VAT
Qty:
BS025 29.87x 1.78mm Imperial Nitrile Orings (Pack of 100)
BS025 29.87x 1.78mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
29.87mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
1.78mm
£10.84 exc VAT
Qty:
BS457 354.97x 6.99mm Imperial Nitrile Orings (Pack of 10)
BS457 354.97x 6.99mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
354.97mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
6.99mm
£52.71 exc VAT
Qty:
BS122 28.25x 2.62mm Imperial Nitrile Orings (Pack of 100)
BS122 28.25x 2.62mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
28.25mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
2.62mm
£13.80 exc VAT
Qty:
BS360 148.6x 5.33mm Imperial Nitrile Orings (Pack of 10)
BS360 148.6x 5.33mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
148.6mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
5.33mm
£14.61 exc VAT
Qty:
BS165 164.78x 2.62mm Imperial Nitrile Orings (Pack of 100)
BS165 164.78x 2.62mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
164.78mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
2.62mm
£42.02 exc VAT
Qty:
BS239 91.67x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS239 91.67x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
91.67mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£22.22 exc VAT
Qty:
BS262 177.40x 3.53mm Imperial Nitrile Orings (Pack of 10)
BS262 177.40x 3.53mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
177.40mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
3.53mm
£11.20 exc VAT
Qty:
BS451 278.77x 6.99mm Imperial Nitrile Orings (Pack of 10)
BS451 278.77x 6.99mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
278.77mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
6.99mm
£29.32 exc VAT
Qty:
BS445 202.57x 6.99mm Imperial Nitrile Orings (Pack of 10)
BS445 202.57x 6.99mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
202.57mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
6.99mm
£23.39 exc VAT
Qty:
BS348 110.49x 5.33mm Imperial Nitrile Orings (Pack of 10)
BS348 110.49x 5.33mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
110.49mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
5.33mm
£10.85 exc VAT
Qty:
BS157 113.98x 2.62mm Imperial Nitrile Orings (Pack of 10)
BS157 113.98x 2.62mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
113.98mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
2.62mm
£5.88 exc VAT
Qty:
BS125 33.00x 2.62mm Imperial Nitrile Orings (Pack of 100)
BS125 33.00x 2.62mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
33.00mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
2.62mm
£14.24 exc VAT
Qty:
BS149 71.12x 2.62mm Imperial Nitrile Orings (Pack of 10)
BS149 71.12x 2.62mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
71.12mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
2.62mm
£4.52 exc VAT
Qty:
BS149 71.12x 2.62mm Imperial Nitrile Orings (Pack of 100)
BS149 71.12x 2.62mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
71.12mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
2.62mm
£19.30 exc VAT
Qty:
BS439 164.47x 6.99mm Imperial Nitrile Orings (Pack of 10)
BS439 164.47x 6.99mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
164.47mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
6.99mm
£20.24 exc VAT
Qty:
BS440 170.82x 6.99mm Imperial Nitrile Orings (Pack of 10)
BS440 170.82x 6.99mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
170.82mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
6.99mm
£20.74 exc VAT
Qty:
BS341 88.27x 5.33mm Imperial Nitrile Orings (Pack of 10)
BS341 88.27x 5.33mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
88.27mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
5.33mm
£8.84 exc VAT
Qty:
BS434 142.24x 6.99mm Imperial Nitrile Orings (Pack of 10)
BS434 142.24x 6.99mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
142.24mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
6.99mm
£18.03 exc VAT
Qty:
BS135 48.90x 2.62mm Imperial Nitrile Orings (Pack of 100)
BS135 48.90x 2.62mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
48.90mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
2.62mm
£15.84 exc VAT
Qty:
BS455 329.57x 6.99mm Imperial Nitrile Orings (Pack of 10)
BS455 329.57x 6.99mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
329.57mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
6.99mm
£51.16 exc VAT
Qty:
BS164 158.01x 2.62mm Imperial Nitrile Orings (Pack of 10)
BS164 158.01x 2.62mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
158.01mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
2.62mm
£9.07 exc VAT
Qty:
BS454 316.87x 6.99mm Imperial Nitrile Orings (Pack of 10)
BS454 316.87x 6.99mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
316.87mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
6.99mm
£48.97 exc VAT
Qty:
BS441 177.17x 6.99mm Imperial Nitrile Orings (Pack of 10)
BS441 177.17x 6.99mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
177.17mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
6.99mm
£20.92 exc VAT
Qty:
BS046 107.70x 1.78mm Imperial Nitrile Orings (Pack of 10)
BS046 107.70x 1.78mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
107.70mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
1.78mm
£5.71 exc VAT
Qty:
BS047 114.00x 1.78mm Imperial Nitrile Orings (Pack of 10)
BS047 114.00x 1.78mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
114.00mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
1.78mm
£5.79 exc VAT
Qty:
BS129 39.34x 2.62mm Imperial Nitrile Orings (Pack of 100)
BS129 39.34x 2.62mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
39.34mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
2.62mm
£14.85 exc VAT
Qty:
BS148 69.52x 2.62mm Imperial Nitrile Orings (Pack of 10)
BS148 69.52x 2.62mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
69.52mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
2.62mm
£4.38 exc VAT
Qty:
BS356 135.90x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS356 135.90x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
135.90mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£54.98 exc VAT
Qty:
BS362 158.12x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS362 158.12x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
158.12mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£65.41 exc VAT
Qty:
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