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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 
BS436 148.60x 6.99mm Imperial Nitrile Orings (Pack of 10)
BS436 148.60x 6.99mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
148.60mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
6.99mm
£18.75 exc VAT
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
BS237 85.32x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS237 85.32x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
85.32mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£21.27 exc VAT
BS136 50.47x 2.62mm Imperial Nitrile Orings (Pack of 100)
BS136 50.47x 2.62mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
50.47mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
2.62mm
£15.98 exc VAT
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
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
BS039 69.57x 1.78mm Imperial Nitrile Orings (Pack of 100)
BS039 69.57x 1.78mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
69.57mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
1.78mm
£14.55 exc VAT
BS362 158.12x 5.33mm Imperial Nitrile Orings (Pack of 10)
BS362 158.12x 5.33mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
158.12mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
5.33mm
£15.29 exc VAT
BS280 355.20x 3.53mm Imperial Nitrile Orings (Pack of 10)
BS280 355.20x 3.53mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
355.20mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
3.53mm
£23.72 exc VAT
BS268 215.49x 3.53mm Imperial Nitrile Orings (Pack of 10)
BS268 215.49x 3.53mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
215.49mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
3.53mm
£14.10 exc VAT
BS123 29.82x 2.62mm Imperial Nitrile Orings (Pack of 100)
BS123 29.82x 2.62mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
29.82mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
2.62mm
£13.86 exc VAT
BS428 123.20x 6.99mm Imperial Nitrile Orings (Pack of 10)
BS428 123.20x 6.99mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
123.20mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
6.99mm
£16.58 exc VAT
BS429 126.37x 6.99mm Imperial Nitrile Orings (Pack of 10)
BS429 126.37x 6.99mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
126.37mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
6.99mm
£17.12 exc VAT
BS254 139.30x 3.53mm Imperial Nitrile Orings (Pack of 10)
BS254 139.30x 3.53mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
139.30mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
3.53mm
£8.68 exc VAT
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
BS134 47.29x 2.62mm Imperial Nitrile Orings (Pack of 100)
BS134 47.29x 2.62mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
47.29mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
2.62mm
£15.65 exc VAT
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
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
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
BS453 304.17x 6.99mm Imperial Nitrile Orings (Pack of 10)
BS453 304.17x 6.99mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
304.17mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
6.99mm
£41.17 exc VAT
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
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
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
BS241 98.02x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS241 98.02x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
98.02mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£22.65 exc VAT
BS178 247.33x 2.62mm Imperial Nitrile Orings (Pack of 10)
BS178 247.33x 2.62mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
247.33mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
2.62mm
£18.14 exc VAT
BS266 202.79x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS266 202.79x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
202.79mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£56.18 exc VAT
BS176 234.63x 2.62mm Imperial Nitrile Orings (Pack of 10)
BS176 234.63x 2.62mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
234.63mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
2.62mm
£15.61 exc VAT
BS330 53.34x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS330 53.34x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
53.34mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£22.30 exc VAT
BS048 120.40x 1.78mm Imperial Nitrile Orings (Pack of 10)
BS048 120.40x 1.78mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
120.40mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
1.78mm
£5.83 exc VAT
BS326 40.65x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS326 40.65x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
40.65mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£15.85 exc VAT
BS230 63.09x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS230 63.09x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
63.09mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£18.54 exc VAT
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
BS846 74.60x 3.53mm Imperial Nitrile Orings (Pack of 10)
BS846 74.60x 3.53mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
74.60mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
3.53mm
£3.73 exc VAT
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
BS163 152.07x 2.62mm Imperial Nitrile Orings (Pack of 10)
BS163 152.07x 2.62mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
152.07mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
2.62mm
£9.01 exc VAT
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
BS038 66.40x 1.78mm Imperial Nitrile Orings (Pack of 100)
BS038 66.40x 1.78mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
66.40mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
1.78mm
£14.23 exc VAT
BS350 116.84x 5.33mm Imperial Nitrile Orings (Pack of 10)
BS350 116.84x 5.33mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
116.84mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
5.33mm
£11.25 exc VAT
BS351 120.02x 5.33mm Imperial Nitrile Orings (Pack of 10)
BS351 120.02x 5.33mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
120.02mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
5.33mm
£11.55 exc VAT
BS035 56.87x 1.78mm Imperial Nitrile Orings (Pack of 100)
BS035 56.87x 1.78mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
56.87mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
1.78mm
£12.93 exc VAT
BS034 53.67x 1.78mm Imperial Nitrile Orings (Pack of 100)
BS034 53.67x 1.78mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
53.67mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
1.78mm
£12.50 exc VAT
BS041 75.92x 1.78mm Imperial Nitrile Orings (Pack of 100)
BS041 75.92x 1.78mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
75.92mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
1.78mm
£15.33 exc VAT
BS267 209.14x 3.53mm Imperial Nitrile Orings (Pack of 100)
BS267 209.14x 3.53mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
209.14mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
3.53mm
£58.86 exc VAT
BS374 234.32x 5.33mm Imperial Nitrile Orings (Pack of 10)
BS374 234.32x 5.33mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
234.32mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
5.33mm
£24.67 exc VAT
BS275 266.30x 3.53mm Imperial Nitrile Orings (Pack of 10)
BS275 266.30x 3.53mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
266.30mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
3.53mm
£20.30 exc VAT
BS270 228.19x 3.53mm Imperial Nitrile Orings (Pack of 10)
BS270 228.19x 3.53mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
228.19mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
3.53mm
£15.71 exc VAT
BS269 221.84x 3.53mm Imperial Nitrile Orings (Pack of 10)
BS269 221.84x 3.53mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
221.84mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
3.53mm
£15.30 exc VAT
BS265 196.44x 3.53mm Imperial Nitrile Orings (Pack of 10)
BS265 196.44x 3.53mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
196.44mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
3.53mm
£12.19 exc VAT
BS203 7.52x 3.53mm Imperial Nitrile Orings (Pack of 10)
BS203 7.52x 3.53mm Imperial Nitrile Orings (Pack of 10)
Inside Dia
7.52mm
Material
Nitrile
Measurement System
Imperial
Pack Size
10
Section
3.53mm
£4.54 exc VAT
BS340 85.09x 5.33mm Imperial Nitrile Orings (Pack of 100)
BS340 85.09x 5.33mm Imperial Nitrile Orings (Pack of 100)
Inside Dia
85.09mm
Material
Nitrile
Measurement System
Imperial
Pack Size
100
Section
5.33mm
£36.12 exc VAT
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