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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.
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BS028 34.65x 1.78mm Imperial Nitrile Orings (Pack of 100)
BS028 34.65x 1.78mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
34.65mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
1.78mm
£11.25 exc VAT
Qty:
BS126 34.59x 2.62mm Imperial Nitrile Orings (Pack of 10)
BS126 34.59x 2.62mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
34.59mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
2.62mm
£3.39 exc VAT
Qty:
BS128 37.77x 2.62mm Imperial Nitrile Orings (Pack of 10)
BS128 37.77x 2.62mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
37.77mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
2.62mm
£3.46 exc VAT
Qty:
BS155 101.27x 2.62mm Imperial Nitrile Orings (Pack of 10)
BS155 101.27x 2.62mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
101.27mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
2.62mm
£5.29 exc VAT
Qty:
BS239 91.67x 3.53mm Imperial Nitrile Orings (Pack of 10)
BS239 91.67x 3.53mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
91.67mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
3.53mm
£5.19 exc VAT
Qty:
BS357 139.07x 5.33mm Imperial Nitrile Orings (Pack of 10)
BS357 139.07x 5.33mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
139.07mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
5.33mm
£13.24 exc VAT
Qty:
BS212 21.82x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS212 21.82x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
21.82mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£11.94 exc VAT
Qty:
BS361 151.77x 5.33mm Imperial Nitrile Orings (Pack of 10)
BS361 151.77x 5.33mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
151.77mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
5.33mm
£14.69 exc VAT
Qty:
BS003 1.42x 1.52mm Imperial Nitrile Orings (Pack of 100)
BS003 1.42x 1.52mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
1.42mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
1.52mm
£10.15 exc VAT
Qty:
BS106 4.42x 2.62mm Imperial Nitrile Orings (Pack of 10)
BS106 4.42x 2.62mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
4.42mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
2.62mm
£2.82 exc VAT
Qty:
BS446 215.27x 6.99mm Imperial Nitrile Orings (Pack of 10)
BS446 215.27x 6.99mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
215.27mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
6.99mm
£23.60 exc VAT
Qty:
BS130 40.95x 2.62mm Imperial Nitrile Orings (Pack of 100)
BS130 40.95x 2.62mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
40.95mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
2.62mm
£15.18 exc VAT
Qty:
BS333 62.87x 5.33mm Imperial Nitrile Orings (Pack of 10)
BS333 62.87x 5.33mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
62.87mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
5.33mm
£6.26 exc VAT
Qty:
BS132 44.12x 2.62mm Imperial Nitrile Orings (Pack of 10)
BS132 44.12x 2.62mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
44.12mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
2.62mm
£3.59 exc VAT
Qty:
BS016 15.60x 1.78mm Imperial Nitrile Orings (Pack of 100)
BS016 15.60x 1.78mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
15.60mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
1.78mm
£10.43 exc VAT
Qty:
BS034 53.67x 1.78mm Imperial Nitrile Orings (Pack of 10)
BS034 53.67x 1.78mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
53.67mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
1.78mm
£2.92 exc VAT
Qty:
BS382 329.57x 5.33mm Imperial Nitrile Orings (Pack of 10)
BS382 329.57x 5.33mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
329.57mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
5.33mm
£29.99 exc VAT
Qty:
BS036 60.04x 1.78mm Imperial Nitrile Orings (Pack of 10)
BS036 60.04x 1.78mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
60.04mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
1.78mm
£3.06 exc VAT
Qty:
BS041 75.92x 1.78mm Imperial Nitrile Orings (Pack of 10)
BS041 75.92x 1.78mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
75.92mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
1.78mm
£3.58 exc VAT
Qty:
BS335 69.22x 5.33mm Imperial Nitrile Orings (Pack of 10)
BS335 69.22x 5.33mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
69.22mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
5.33mm
£7.14 exc VAT
Qty:
BS162 145.72x 2.62mm Imperial Nitrile Orings (Pack of 10)
BS162 145.72x 2.62mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
145.72mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
2.62mm
£8.76 exc VAT
Qty:
BS249 123.42x 3.53mm Imperial Nitrile Orings (Pack of 10)
BS249 123.42x 3.53mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
123.42mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
3.53mm
£7.38 exc VAT
Qty:
BS234 75.80x 3.53mm Imperial Nitrile Orings (Pack of 10)
BS234 75.80x 3.53mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
75.80mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
3.53mm
£3.73 exc VAT
Qty:
BS015 14.00x 1.78mm Imperial Nitrile Orings (Pack of 100)
BS015 14.00x 1.78mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
14.00mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
1.78mm
£10.41 exc VAT
Qty:
BS334 66.04x 5.33mm Imperial Nitrile Orings (Pack of 10)
BS334 66.04x 5.33mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
66.04mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
5.33mm
£6.81 exc VAT
Qty:
BS133 45.69x 2.62mm Imperial Nitrile Orings (Pack of 10)
BS133 45.69x 2.62mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
45.69mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
2.62mm
£3.64 exc VAT
Qty:
BS143 61.60x 2.62mm Imperial Nitrile Orings (Pack of 100)
BS143 61.60x 2.62mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
61.60mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
2.62mm
£17.92 exc VAT
Qty:
BS020 21.95x 1.78mm Imperial Nitrile Orings (Pack of 100)
BS020 21.95x 1.78mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
21.95mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
1.78mm
£10.55 exc VAT
Qty:
BS140 56.82x 2.62mm Imperial Nitrile Orings (Pack of 10)
BS140 56.82x 2.62mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
56.82mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
2.62mm
£4.08 exc VAT
Qty:
BS385 405.26x 5.33mm Imperial Nitrile Orings (Pack of 10)
BS385 405.26x 5.33mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
405.26mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
5.33mm
£51.47 exc VAT
Qty:
BS356 135.90x 5.33mm Imperial Nitrile Orings (Pack of 10)
BS356 135.90x 5.33mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
135.90mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
5.33mm
£12.85 exc VAT
Qty:
BS225 47.22x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS225 47.22x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
47.22mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£16.50 exc VAT
Qty:
BS281 380.60x 3.53mm Imperial Nitrile Orings (Pack of 10)
BS281 380.60x 3.53mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
380.60mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
3.53mm
£26.22 exc VAT
Qty:
BS336 72.40x 5.33mm Imperial Nitrile Orings (Pack of 10)
BS336 72.40x 5.33mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
72.40mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
5.33mm
£7.19 exc VAT
Qty:
BS160 133.00x 2.62mm Imperial Nitrile Orings (Pack of 10)
BS160 133.00x 2.62mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
133.00mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
2.62mm
£7.41 exc VAT
Qty:
BS251 129.77x 3.53mm Imperial Nitrile Orings (Pack of 10)
BS251 129.77x 3.53mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
129.77mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
3.53mm
£7.87 exc VAT
Qty:
BS236 82.14x 3.53mm Imperial Nitrile Orings (Pack of 10)
BS236 82.14x 3.53mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
82.14mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
3.53mm
£4.90 exc VAT
Qty:
BS158 120.33x 2.62mm Imperial Nitrile Orings (Pack of 10)
BS158 120.33x 2.62mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
120.33mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
2.62mm
£6.11 exc VAT
Qty:
BS435 145.42x 6.99mm Imperial Nitrile Orings (Pack of 100)
BS435 145.42x 6.99mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
145.42mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
6.99mm
£78.82 exc VAT
Qty:
BS279 329.80x 3.53mm Imperial Nitrile Orings (Pack of 10)
BS279 329.80x 3.53mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
329.80mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
3.53mm
£22.61 exc VAT
Qty:
BS261 171.05x 3.53mm Imperial Nitrile Orings (Pack of 10)
BS261 171.05x 3.53mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
171.05mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
3.53mm
£10.63 exc VAT
Qty:
BS213 23.40x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS213 23.40x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
23.40mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£12.15 exc VAT
Qty:
BS340 85.09x 5.33mm Imperial Nitrile Orings (Pack of 10)
BS340 85.09x 5.33mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
85.09mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
5.33mm
£8.45 exc VAT
Qty:
BS256 145.65x 3.53mm Imperial Nitrile Orings (Pack of 10)
BS256 145.65x 3.53mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
145.65mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
3.53mm
£9.25 exc VAT
Qty:
BS255 142.47x 3.53mm Imperial Nitrile Orings (Pack of 10)
BS255 142.47x 3.53mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
142.47mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
3.53mm
£8.94 exc VAT
Qty:
BS242 101.20x 3.53mm Imperial Nitrile Orings (Pack of 10)
BS242 101.20x 3.53mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
101.20mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
3.53mm
£5.75 exc VAT
Qty:
BS004 1.78x 1.78mm Imperial Nitrile Orings (Pack of 100)
BS004 1.78x 1.78mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
1.78mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
1.78mm
£10.20 exc VAT
Qty:
BS131 42.52x 2.62mm Imperial Nitrile Orings (Pack of 100)
BS131 42.52x 2.62mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
42.52mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
2.62mm
£15.29 exc VAT
Qty:
BS005 2.57x 1.78mm Imperial Nitrile Orings (Pack of 100)
BS005 2.57x 1.78mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
2.57mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
1.78mm
£9.35 exc VAT
Qty:
BS384 380.37x 5.33mm Imperial Nitrile Orings (Pack of 10)
BS384 380.37x 5.33mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
380.37mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
5.33mm
£45.56 exc VAT
Qty:
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