Oil Seals

Oil Seals, sometimes referred to as "Dirt Seals", "Grease Seals" or "Fluid Seals", are used to prevent the escape of lubricants in mechanical equipment by closing the gaps or spaces between immobile and moving machine components. Lubricants are vital to well-functioning machines, with Oil Seals preventing harmful contaminants from reaching the lubricants, especially in severe working environments. Aside from preventing lubricant contamination, they also protect components from abrasion and corrosion.

Oil Seals help to optimise the function of lubricants in machines, making them vital to almost every type of vehicle and machine operation, especially machines that are precision constructed like Ball Bearings, close-fitting machine balls, Roller Bearings and other similar applications.

Oil Seals available from Bearing Shop UK are designed to match a wide variety of mechanical applications. Power Transmission systems like V Pulleys and V Belts, the automotive industry, the manufacturing industry, and other similar trades heavily rely on Oil Seals. Our extensive range is available in Metric and Imperial units, with varying inside diameters ranging from 5mm to 250mm, outside diameters ranging from 15mm to 280mm, and bearing widths ranging from 3mm to 16mm.

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  1. W10004337 R4 Imperial Oil Seal
    £6.05 £5.04
    Inside Diameter: 0.43" (10.92mm)
    Outside Diameter: 1" (25.4mm)
    Width: 0.37" (9.4mm)
    Style: R4
    Material: Nitrile

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  2. W10005025 R4 Imperial Oil Seal
    £3.28 £2.73
    Inside Diameter: 0.5" (12.7mm)
    Outside Diameter: 1" (25.4mm)
    Width: 0.25" (6.35mm)
    Style: R4
    Material: Nitrile

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  3. W10005031 R4 Imperial Oil Seal
    £3.28 £2.73
    Inside Diameter: 0.5" (12.7mm)
    Outside Diameter: 1" (25.4mm)
    Width: 0.31" (7.87mm)
    Style: R4
    Material: Nitrile

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  4. W10605618 R4 Imperial Oil Seal
    £6.55 £5.46
    Inside Diameter: 0.56" (14.22mm)
    Outside Diameter: 1.06" (26.92mm)
    Width: 0.18" (4.57mm)
    Style: R4
    Material: Nitrile

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  5. W10006225 R4 Imperial Oil Seal
    £10.28 £8.57
    Inside Diameter: 0.62" (15.75mm)
    Outside Diameter: 1" (25.4mm)
    Width: 0.25" (6.35mm)
    Style: R4
    Material: Nitrile

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  6. W11206218 R4 Imperial Oil Seal
    £6.05 £5.04
    Inside Diameter: 0.62" (15.75mm)
    Outside Diameter: 1.12" (28.45mm)
    Width: 0.18" (4.57mm)
    Style: R4
    Material: Nitrile

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  7. W11206237 R4 Imperial Oil Seal
    £4.79 £3.99
    Inside Diameter: 0.62" (15.75mm)
    Outside Diameter: 1.12" (28.45mm)
    Width: 0.37" (9.4mm)
    Style: R4
    Material: Nitrile

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  8. W11806818 R4 Imperial Oil Seal
    £6.55 £5.46
    Inside Diameter: 0.68" (17.27mm)
    Outside Diameter: 1.18" (29.97mm)
    Width: 0.18" (4.57mm)
    Style: R4
    Material: Nitrile

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  9. W11207525 R4 Imperial Oil Seal
    £4.54 £3.78
    Inside Diameter: 0.75" (19.05mm)
    Outside Diameter: 1.12" (28.45mm)
    Width: 0.25" (6.35mm)
    Style: R4
    Material: Nitrile

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  10. W12507525 R4 Imperial Oil Seal
    £4.79 £3.99
    Inside Diameter: 0.75" (19.05mm)
    Outside Diameter: 1.25" (31.75mm)
    Width: 0.25" (6.35mm)
    Style: R4
    Material: Nitrile

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  11. W12508118 R4 Imperial Oil Seal
    £6.05 £5.04
    Inside Diameter: 0.81" (20.57mm)
    Outside Diameter: 1.25" (31.75mm)
    Width: 0.18" (4.57mm)
    Style: R4
    Material: Nitrile

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  12. W12508725 R4 Imperial Oil Seal
    £13.24 £11.03
    Inside Diameter: 0.87" (22.1mm)
    Outside Diameter: 1.25" (31.75mm)
    Width: 0.25" (6.35mm)
    Style: R4
    Material: Nitrile

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  13. W13708725 R4 Imperial Oil Seal
    £5.29 £4.41
    Inside Diameter: 0.87" (22.1mm)
    Outside Diameter: 1.37" (34.8mm)
    Width: 0.25" (6.35mm)
    Style: R4
    Material: Nitrile

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  14. W17508737 R4 Imperial Oil Seal
    £7.56 £6.30
    Inside Diameter: 0.87" (22.1mm)
    Outside Diameter: 1.75" (44.45mm)
    Width: 0.37" (9.4mm)
    Style: R4
    Material: Nitrile

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  15. W18708725 R4 Imperial Oil Seal
    £21.42 £17.85
    Inside Diameter: 0.87" (22.1mm)
    Outside Diameter: 1.87" (47.5mm)
    Width: 0.25" (6.35mm)
    Style: R4
    Material: Nitrile

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  16. W15009337 R4 Imperial Oil Seal
    £3.91 £3.26
    Inside Diameter: 0.93" (23.62mm)
    Outside Diameter: 1.5" (38.1mm)
    Width: 0.37" (9.4mm)
    Style: R4
    Material: Nitrile

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  17. W17509337 R4 Imperial Oil Seal
    £10.08 £8.40
    Inside Diameter: 0.93" (23.62mm)
    Outside Diameter: 1.75" (44.45mm)
    Width: 0.37" (9.4mm)
    Style: R4
    Material: Nitrile

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  18. W20010037 R4 Imperial Oil Seal
    £8.57 £7.14
    Inside Diameter: 1" (25.4mm)
    Outside Diameter: 2" (50.8mm)
    Width: 0.37" (9.4mm)
    Style: R4
    Material: Nitrile

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  19. W16210637 R4 Imperial Oil Seal
    £4.28 £3.57
    Inside Diameter: 1.06" (26.92mm)
    Outside Diameter: 1.62" (41.15mm)
    Width: 0.37" (9.4mm)
    Style: R4
    Material: Nitrile

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  20. W14311215 R4 Imperial Oil Seal
    £11.46 £9.55
    Inside Diameter: 1.12" (28.45mm)
    Outside Diameter: 1.43" (36.32mm)
    Width: 0.15" (3.81mm)
    Style: R4
    Material: Nitrile

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  21. W16211225 R4 Imperial Oil Seal
    £6.80 £5.67
    Inside Diameter: 1.12" (28.45mm)
    Outside Diameter: 1.62" (41.15mm)
    Width: 0.25" (6.35mm)
    Style: R4
    Material: Nitrile

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  22. W17511237 R4 Imperial Oil Seal
    £4.28 £3.57
    Inside Diameter: 1.12" (28.45mm)
    Outside Diameter: 1.75" (44.45mm)
    Width: 0.37" (9.4mm)
    Style: R4
    Material: Nitrile

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  23. W20611231 R4 Imperial Oil Seal
    £17.82 £14.85
    Inside Diameter: 1.12" (28.45mm)
    Outside Diameter: 2.06" (52.32mm)
    Width: 0.31" (7.87mm)
    Style: R4
    Material: Nitrile

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  24. W16212518 R4 Imperial Oil Seal
    £5.54 £4.62
    Inside Diameter: 1.25" (31.75mm)
    Outside Diameter: 1.62" (41.15mm)
    Width: 0.18" (4.57mm)
    Style: R4
    Material: Nitrile

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  25. W17512525 R4 Imperial Oil Seal
    £7.84 £6.53
    Inside Diameter: 1.25" (31.75mm)
    Outside Diameter: 1.75" (44.45mm)
    Width: 0.25" (6.35mm)
    Style: R4
    Material: Nitrile

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  26. W18712525 R4 Imperial Oil Seal
    £15.28 £12.73
    Inside Diameter: 1.25" (31.75mm)
    Outside Diameter: 1.87" (47.5mm)
    Width: 0.25" (6.35mm)
    Style: R4
    Material: Nitrile

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  27. W20012537 R4 Imperial Oil Seal
    £2.27 £1.89
    Inside Diameter: 1.25" (31.75mm)
    Outside Diameter: 2" (50.8mm)
    Width: 0.37" (9.4mm)
    Style: R4
    Material: Nitrile

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  28. W20012550 R4 Imperial Oil Seal
    £22.69 £18.91
    Inside Diameter: 1.25" (31.75mm)
    Outside Diameter: 2" (50.8mm)
    Width: 0.5" (12.7mm)
    Style: R4
    Material: Nitrile

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  29. W21212525 R4 Imperial Oil Seal
    £6.55 £5.46
    Inside Diameter: 1.25" (31.75mm)
    Outside Diameter: 2.12" (53.85mm)
    Width: 0.25" (6.35mm)
    Style: R4
    Material: Nitrile

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  30. W18713731 R4 Imperial Oil Seal
    £6.30 £5.25
    Inside Diameter: 1.37" (34.8mm)
    Outside Diameter: 1.87" (47.5mm)
    Width: 0.31" (7.87mm)
    Style: R4
    Material: Nitrile

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  31. W22513737 R4 Imperial Oil Seal
    £7.06 £5.88
    Inside Diameter: 1.37" (34.8mm)
    Outside Diameter: 2.25" (57.15mm)
    Width: 0.37" (9.4mm)
    Style: R4
    Material: Nitrile

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  32. W18715025 R4 Imperial Oil Seal
    £8.82 £7.35
    Inside Diameter: 1.5" (38.1mm)
    Outside Diameter: 1.87" (47.5mm)
    Width: 0.25" (6.35mm)
    Style: R4
    Material: Nitrile

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  33. W20015031 R4 Imperial Oil Seal
    £22.91 £19.09
    Inside Diameter: 1.5" (38.1mm)
    Outside Diameter: 2" (50.8mm)
    Width: 0.31" (7.87mm)
    Style: R4
    Material: Nitrile

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  34. W22515031 R4 Imperial Oil Seal
    £5.29 £4.41
    Inside Diameter: 1.5" (38.1mm)
    Outside Diameter: 2.25" (57.15mm)
    Width: 0.31" (7.87mm)
    Style: R4
    Material: Nitrile

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  35. W22515037 R4 Imperial Oil Seal
    £6.49 £5.41
    Inside Diameter: 1.5" (38.1mm)
    Outside Diameter: 2.25" (57.15mm)
    Width: 0.37" (9.4mm)
    Style: R4
    Material: Nitrile

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  36. W25015050 R4 Imperial Oil Seal
    £5.80 £4.83
    Inside Diameter: 1.5" (38.1mm)
    Outside Diameter: 2.5" (63.5mm)
    Width: 0.5" (12.7mm)
    Style: R4
    Material: Nitrile

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  37. W26815050 R4 Imperial Oil Seal
    £13.12 £10.93
    Inside Diameter: 1.5" (38.1mm)
    Outside Diameter: 2.68" (68.07mm)
    Width: 0.5" (12.7mm)
    Style: R4
    Material: Nitrile

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  38. W20016225 R4 Imperial Oil Seal
    £8.06 £6.72
    Inside Diameter: 1.62" (41.15mm)
    Outside Diameter: 2" (50.8mm)
    Width: 0.25" (6.35mm)
    Style: R4
    Material: Nitrile

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  39. W23716231 R4 Imperial Oil Seal
    £11.35 £9.46
    Inside Diameter: 1.62" (41.15mm)
    Outside Diameter: 2.37" (60.2mm)
    Width: 0.31" (7.87mm)
    Style: R4
    Material: Nitrile

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  40. W25016250 R4 Imperial Oil Seal
    £8.82 £7.35
    Inside Diameter: 1.62" (41.15mm)
    Outside Diameter: 2.5" (63.5mm)
    Width: 0.5" (12.7mm)
    Style: R4
    Material: Nitrile

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  41. W28717550 R4 Imperial Oil Seal
    £18.91 £15.76
    Inside Diameter: 1.75" (44.45mm)
    Outside Diameter: 2.87" (72.9mm)
    Width: 0.5" (12.7mm)
    Style: R4
    Material: Nitrile

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  42. W22518718 R4 Imperial Oil Seal
    £8.06 £6.72
    Inside Diameter: 1.87" (47.5mm)
    Outside Diameter: 2.25" (57.15mm)
    Width: 0.18" (4.57mm)
    Style: R4
    Material: Nitrile

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  43. W25018731 R4 Imperial Oil Seal
    £5.80 £4.83
    Inside Diameter: 1.87" (47.5mm)
    Outside Diameter: 2.5" (63.5mm)
    Width: 0.31" (7.87mm)
    Style: R4
    Material: Nitrile

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  44. W27520025 R4 Imperial Oil Seal
    £6.80 £5.67
    Inside Diameter: 2" (50.8mm)
    Outside Diameter: 2.75" (69.85mm)
    Width: 0.25" (6.35mm)
    Style: R4
    Material: Nitrile

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  45. W26221218 R4 Imperial Oil Seal
    £6.80 £5.67
    Inside Diameter: 2.12" (53.85mm)
    Outside Diameter: 2.62" (66.55mm)
    Width: 0.18" (4.57mm)
    Style: R4
    Material: Nitrile

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  46. W30621250 R4 Imperial Oil Seal
    £11.86 £9.88
    Inside Diameter: 2.12" (53.85mm)
    Outside Diameter: 3.06" (77.72mm)
    Width: 0.5" (12.7mm)
    Style: R4
    Material: Nitrile

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  47. W30022537 R4 Imperial Oil Seal
    £7.31 £6.09
    Inside Diameter: 2.25" (57.15mm)
    Outside Diameter: 3" (76.2mm)
    Width: 0.37" (9.4mm)
    Style: R4
    Material: Nitrile

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  48. W33722550 R4 Imperial Oil Seal
    £10.85 £9.04
    Inside Diameter: 2.25" (57.15mm)
    Outside Diameter: 3.37" (85.6mm)
    Width: 0.5" (12.7mm)
    Style: R4
    Material: Nitrile

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  49. W31525031 R4 Imperial Oil Seal
    £10.58 £8.82
    Inside Diameter: 2.5" (63.5mm)
    Outside Diameter: 3.15" (80.01mm)
    Width: 0.31" (7.87mm)
    Style: R4
    Material: Nitrile

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  50. W32525037 R4 Imperial Oil Seal
    £9.83 £8.19
    Inside Diameter: 2.5" (63.5mm)
    Outside Diameter: 3.25" (82.55mm)
    Width: 0.37" (9.4mm)
    Style: R4
    Material: Nitrile

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  51. W35025050 R4 Imperial Oil Seal
    £5.80 £4.83
    Inside Diameter: 2.5" (63.5mm)
    Outside Diameter: 3.5" (88.9mm)
    Width: 0.5" (12.7mm)
    Style: R4
    Material: Nitrile

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  52. W51241250 R4 Imperial Oil Seal
    £22.52 £18.77
    Inside Diameter: 4.12" (104.65mm)
    Outside Diameter: 5.12" (130.05mm)
    Width: 0.5" (12.7mm)
    Style: R4
    Material: Nitrile

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  53. W55045050 R4 Imperial Oil Seal
    £24.96 £20.80
    Inside Diameter: 4.5" (114.3mm)
    Outside Diameter: 5.5" (139.7mm)
    Width: 0.5" (12.7mm)
    Style: R4
    Material: Nitrile

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  54. W57547550 R4 Imperial Oil Seal
    £26.98 £22.48
    Inside Diameter: 4.75" (120.65mm)
    Outside Diameter: 5.75" (146.05mm)
    Width: 0.5" (12.7mm)
    Style: R4
    Material: Nitrile

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  55. W61251250 R4 Imperial Oil Seal
    £34.55 £28.79
    Inside Diameter: 5.12" (130.05mm)
    Outside Diameter: 6.12" (155.45mm)
    Width: 0.5" (12.7mm)
    Style: R4
    Material: Nitrile

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