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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 
BS354 129.54x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS354 129.54x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
129.54mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£53.16 exc VAT
Qty:
BS357 139.07x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS357 139.07x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
139.07mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£56.66 exc VAT
Qty:
BS360 148.6x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS360 148.6x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
148.6mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£62.55 exc VAT
Qty:
BS361 151.77x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS361 151.77x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
151.77mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£62.87 exc VAT
Qty:
BS363 164.47x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS363 164.47x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
164.47mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£70.91 exc VAT
Qty:
BS364 170.82x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS364 170.82x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
170.82mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£73.65 exc VAT
Qty:
BS365 177.17x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS365 177.17x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
177.17mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£75.31 exc VAT
Qty:
BS366 183.52x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS366 183.52x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
183.52mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£76.26 exc VAT
Qty:
BS367 189.87x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS367 189.87x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
189.87mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£78.89 exc VAT
Qty:
BS368 196.22x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS368 196.22x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
196.22mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£85.56 exc VAT
Qty:
BS370 208.92x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS370 208.92x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
208.92mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£96.27 exc VAT
Qty:
BS371 215.27x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS371 215.27x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
215.27mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£101.59 exc VAT
Qty:
BS372 221.62x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS372 221.62x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
221.62mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£112.42 exc VAT
Qty:
BS373 227.97x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS373 227.97x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
227.97mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£102.92 exc VAT
Qty:
BS374 234.32x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS374 234.32x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
234.32mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£105.54 exc VAT
Qty:
BS375 240.67x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS375 240.67x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
240.67mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£108.42 exc VAT
Qty:
BS376 247.02x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS376 247.02x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
247.02mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£109.71 exc VAT
Qty:
BS377 253.37x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS377 253.37x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
253.37mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£110.96 exc VAT
Qty:
BS378 266.07x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS378 266.07x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
266.07mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£113.01 exc VAT
Qty:
BS379 278.77x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS379 278.77x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
278.77mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£113.65 exc VAT
Qty:
BS380 291.47x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS380 291.47x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
291.47mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£119.15 exc VAT
Qty:
BS381 304.17x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS381 304.17x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
304.17mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£120.30 exc VAT
Qty:
BS382 329.57x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS382 329.57x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
329.57mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£128.39 exc VAT
Qty:
BS383 354.97x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS383 354.97x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
354.97mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£149.51 exc VAT
Qty:
BS384 380.37x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS384 380.37x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
380.37mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£195.03 exc VAT
Qty:
BS385 405.26x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS385 405.26x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
405.26mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£220.27 exc VAT
Qty:
BS386 430.66x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS386 430.66x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
430.66mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£233.62 exc VAT
Qty:
BS387 456.06x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS387 456.06x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
456.06mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£240.33 exc VAT
Qty:
BS388 481.46x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS388 481.46x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
481.46mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£249.64 exc VAT
Qty:
BS389 506.81x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS389 506.81x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
506.81mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£283.01 exc VAT
Qty:
BS390 532.20x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS390 532.20x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
532.20mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£341.74 exc VAT
Qty:
BS391 557.60x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS391 557.60x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
557.60mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£352.43 exc VAT
Qty:
BS392 582.68x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS392 582.68x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
582.68mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£359.10 exc VAT
Qty:
BS393 608.08x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS393 608.08x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
608.08mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£368.45 exc VAT
Qty:
BS394 633.48x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS394 633.48x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
633.48mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£461.90 exc VAT
Qty:
BS395 658.88x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS395 658.88x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
658.88mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£468.57 exc VAT
Qty:
BS425 113.67x 6.99mm Imperial Nitrile Orings (Pack of 100)
BS425 113.67x 6.99mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
113.67mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
6.99mm
£64.19 exc VAT
Qty:
BS426 116.84x 6.99mm Imperial Nitrile Orings (Pack of 100)
BS426 116.84x 6.99mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
116.84mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
6.99mm
£69.50 exc VAT
Qty:
BS427 120.02x 6.99mm Imperial Nitrile Orings (Pack of 100)
BS427 120.02x 6.99mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
120.02mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
6.99mm
£70.91 exc VAT
Qty:
BS428 123.20x 6.99mm Imperial Nitrile Orings (Pack of 100)
BS428 123.20x 6.99mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
123.20mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
6.99mm
£70.96 exc VAT
Qty:
BS430 129.54x 6.99mm Imperial Nitrile Orings (Pack of 100)
BS430 129.54x 6.99mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
129.54mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
6.99mm
£73.54 exc VAT
Qty:
BS431 132.72x 6.99mm Imperial Nitrile Orings (Pack of 100)
BS431 132.72x 6.99mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
132.72mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
6.99mm
£74.23 exc VAT
Qty:
BS432 135.90x 6.99mm Imperial Nitrile Orings (Pack of 100)
BS432 135.90x 6.99mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
135.90mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
6.99mm
£74.91 exc VAT
Qty:
BS433 139.07x 6.99mm Imperial Nitrile Orings (Pack of 100)
BS433 139.07x 6.99mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
139.07mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
6.99mm
£75.80 exc VAT
Qty:
BS434 142.24x 6.99mm Imperial Nitrile Orings (Pack of 100)
BS434 142.24x 6.99mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
142.24mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
6.99mm
£77.16 exc VAT
Qty:
BS436 148.60x 6.99mm Imperial Nitrile Orings (Pack of 100)
BS436 148.60x 6.99mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
148.60mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
6.99mm
£80.25 exc VAT
Qty:
BS437 151.77x 6.99mm Imperial Nitrile Orings (Pack of 100)
BS437 151.77x 6.99mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
151.77mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
6.99mm
£81.14 exc VAT
Qty:
BS438 158.12x 6.99mm Imperial Nitrile Orings (Pack of 100)
BS438 158.12x 6.99mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
158.12mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
6.99mm
£84.23 exc VAT
Qty:
BS439 164.47x 6.99mm Imperial Nitrile Orings (Pack of 100)
BS439 164.47x 6.99mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
164.47mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
6.99mm
£80.96 exc VAT
Qty:
BS440 170.82x 6.99mm Imperial Nitrile Orings (Pack of 100)
BS440 170.82x 6.99mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
170.82mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
6.99mm
£82.99 exc VAT
Qty:
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