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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 
BS166 171.12x 2.62mm Imperial Nitrile Orings (Pack of 100)
BS166 171.12x 2.62mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
171.12mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
2.62mm
£43.67 exc VAT
Qty:
BS167 177.47x 2.62mm Imperial Nitrile Orings (Pack of 100)
BS167 177.47x 2.62mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
177.47mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
2.62mm
£44.30 exc VAT
Qty:
BS168 183.83x 2.62mm Imperial Nitrile Orings (Pack of 100)
BS168 183.83x 2.62mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
183.83mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
2.62mm
£47.70 exc VAT
Qty:
BS169 190.18x 2.62mm Imperial Nitrile Orings (Pack of 100)
BS169 190.18x 2.62mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
190.18mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
2.62mm
£49.83 exc VAT
Qty:
BS170 196.53x 2.62mm Imperial Nitrile Orings (Pack of 100)
BS170 196.53x 2.62mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
196.53mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
2.62mm
£51.74 exc VAT
Qty:
BS171 202.87x 2.62mm Imperial Nitrile Orings (Pack of 100)
BS171 202.87x 2.62mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
202.87mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
2.62mm
£53.85 exc VAT
Qty:
BS172 209.23x 2.62mm Imperial Nitrile Orings (Pack of 100)
BS172 209.23x 2.62mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
209.23mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
2.62mm
£56.96 exc VAT
Qty:
BS173 215.58x 2.62mm Imperial Nitrile Orings (Pack of 100)
BS173 215.58x 2.62mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
215.58mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
2.62mm
£60.19 exc VAT
Qty:
BS175 228.28x 2.62mm Imperial Nitrile Orings (Pack of 100)
BS175 228.28x 2.62mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
228.28mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
2.62mm
£65.50 exc VAT
Qty:
BS176 234.63x 2.62mm Imperial Nitrile Orings (Pack of 100)
BS176 234.63x 2.62mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
234.63mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
2.62mm
£66.82 exc VAT
Qty:
BS177 240.98x 2.62mm Imperial Nitrile Orings (Pack of 100)
BS177 240.98x 2.62mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
240.98mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
2.62mm
£68.69 exc VAT
Qty:
BS178 247.33x 2.62mm Imperial Nitrile Orings (Pack of 100)
BS178 247.33x 2.62mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
247.33mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
2.62mm
£77.63 exc VAT
Qty:
BS231 66.27x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS231 66.27x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
66.27mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£19.30 exc VAT
Qty:
BS238 88.50x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS238 88.50x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
88.50mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£21.49 exc VAT
Qty:
BS240 94.84x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS240 94.84x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
94.84mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£22.51 exc VAT
Qty:
BS244 107.54x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS244 107.54x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
107.54mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£25.97 exc VAT
Qty:
BS246 113.90x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS246 113.90x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
113.90mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£27.44 exc VAT
Qty:
BS247 117.07x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS247 117.07x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
117.07mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£28.95 exc VAT
Qty:
BS249 123.42x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS249 123.42x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
123.42mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£31.57 exc VAT
Qty:
BS250 126.60x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS250 126.60x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
126.60mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£33.00 exc VAT
Qty:
BS254 139.30x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS254 139.30x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
139.30mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£37.09 exc VAT
Qty:
BS255 142.47x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS255 142.47x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
142.47mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£38.23 exc VAT
Qty:
BS256 145.65x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS256 145.65x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
145.65mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£39.60 exc VAT
Qty:
BS257 148.82x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS257 148.82x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
148.82mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£40.17 exc VAT
Qty:
BS259 158.35x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS259 158.35x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
158.35mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£41.74 exc VAT
Qty:
BS260 164.70x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS260 164.70x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
164.70mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£44.01 exc VAT
Qty:
BS261 171.05x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS261 171.05x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
171.05mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£45.47 exc VAT
Qty:
BS265 196.44x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS265 196.44x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
196.44mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£52.15 exc VAT
Qty:
BS270 228.19x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS270 228.19x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
228.19mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£67.20 exc VAT
Qty:
BS271 234.54x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS271 234.54x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
234.54mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£72.22 exc VAT
Qty:
BS273 247.24x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS273 247.24x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
247.24mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£77.48 exc VAT
Qty:
BS274 253.59x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS274 253.59x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
253.59mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£82.46 exc VAT
Qty:
BS276 279.00x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS276 279.00x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
279.00mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£89.08 exc VAT
Qty:
BS277 291.70x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS277 291.70x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
291.70mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£90.75 exc VAT
Qty:
BS278 304.39x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS278 304.39x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
304.39mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£93.14 exc VAT
Qty:
BS279 329.80x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS279 329.80x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
329.80mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£96.76 exc VAT
Qty:
BS280 355.20x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS280 355.20x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
355.20mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£101.57 exc VAT
Qty:
BS281 380.60x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS281 380.60x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
380.60mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£112.24 exc VAT
Qty:
BS282 405.26x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS282 405.26x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
405.26mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£160.24 exc VAT
Qty:
BS283 430.66x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS283 430.66x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
430.66mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£168.33 exc VAT
Qty:
BS284 456.06x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS284 456.06x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
456.06mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£170.88 exc VAT
Qty:
BS333 62.87x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS333 62.87x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
62.87mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£26.78 exc VAT
Qty:
BS339 81.92x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS339 81.92x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
81.92mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£35.78 exc VAT
Qty:
BS342 91.44x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS342 91.44x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
91.44mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£38.76 exc VAT
Qty:
BS345 100.97x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS345 100.97x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
100.97mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£44.07 exc VAT
Qty:
BS349 113.67x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS349 113.67x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
113.67mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£47.52 exc VAT
Qty:
BS350 116.84x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS350 116.84x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
116.84mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£48.17 exc VAT
Qty:
BS351 120.02x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS351 120.02x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
120.02mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£49.44 exc VAT
Qty:
BS352 123.20x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS352 123.20x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
123.20mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£50.77 exc VAT
Qty:
BS353 126.37x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS353 126.37x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
126.37mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£52.35 exc VAT
Qty:
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