Imperial 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 BearingShopUK 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. 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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  2. W11206231 R23 Imperial Oil Seal
    £2.27 £1.89
    Inside Diameter: 0.62" (15.75mm)
    Outside Diameter: 1.12" (28.45mm)
    Width: 0.31" (7.87mm)
    Style: R23
    Material: Nitrile

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  3. W12507531 R21 Imperial Oil Seal
    £2.02 £1.68
    Inside Diameter: 0.75" (19.05mm)
    Outside Diameter: 1.25" (31.75mm)
    Width: 0.31" (7.87mm)
    Style: R21
    Material: Nitrile

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  4. W12507531 R6 Imperial Oil Seal
    £6.55 £5.46
    Inside Diameter: 0.75" (19.05mm)
    Outside Diameter: 1.25" (31.75mm)
    Width: 0.31" (7.87mm)
    Style: R6
    Material: Nitrile

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  5. W16207531 R21 Imperial Oil Seal
    £2.45 £2.04
    Inside Diameter: 0.75" (19.05mm)
    Outside Diameter: 1.62" (41.15mm)
    Width: 0.31" (7.87mm)
    Style: R21
    Material: Nitrile

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  6. W15010031 R21 Imperial Oil Seal
    £2.77 £2.31
    Inside Diameter: 1" (25.4mm)
    Outside Diameter: 1.5" (38.1mm)
    Width: 0.31" (7.87mm)
    Style: R21
    Material: Nitrile

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  7. W16210031 R21 Imperial Oil Seal
    £2.77 £2.31
    Inside Diameter: 1" (25.4mm)
    Outside Diameter: 1.62" (41.15mm)
    Width: 0.31" (7.87mm)
    Style: R21
    Material: Nitrile

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  8. W16210631 R21 Imperial Oil Seal
    £2.52 £2.10
    Inside Diameter: 1.06" (26.92mm)
    Outside Diameter: 1.62" (41.15mm)
    Width: 0.31" (7.87mm)
    Style: R21
    Material: Nitrile

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  9. W16211231 R21 Imperial Oil Seal
    £3.02 £2.52
    Inside Diameter: 1.12" (28.45mm)
    Outside Diameter: 1.62" (41.15mm)
    Width: 0.31" (7.87mm)
    Style: R21
    Material: Nitrile

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  10. W16811231 R23 Imperial Oil Seal
    £3.02 £2.52
    Inside Diameter: 1.12" (28.45mm)
    Outside Diameter: 1.68" (42.67mm)
    Width: 0.31" (7.87mm)
    Style: R23
    Material: Nitrile

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  11. W17511231 R21 Imperial Oil Seal
    £2.77 £2.31
    Inside Diameter: 1.12" (28.45mm)
    Outside Diameter: 1.75" (44.45mm)
    Width: 0.31" (7.87mm)
    Style: R21
    Material: Nitrile

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  12. 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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  13. W21211231 R23 Imperial Oil Seal
    £3.28 £2.73
    Inside Diameter: 1.12" (28.45mm)
    Outside Diameter: 2.12" (53.85mm)
    Width: 0.31" (7.87mm)
    Style: R23
    Material: Nitrile

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  14. W24311231 R23 Imperial Oil Seal
    £4.16 £3.47
    Inside Diameter: 1.12" (28.45mm)
    Outside Diameter: 2.43" (61.72mm)
    Width: 0.31" (7.87mm)
    Style: R23
    Material: Nitrile

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  15. W18712531 R21 Imperial Oil Seal
    £3.16 £2.63
    Inside Diameter: 1.25" (31.75mm)
    Outside Diameter: 1.87" (47.5mm)
    Width: 0.31" (7.87mm)
    Style: R21
    Material: Nitrile

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  16. W20012531 R21 Imperial Oil Seal
    £2.90 £2.42
    Inside Diameter: 1.25" (31.75mm)
    Outside Diameter: 2" (50.8mm)
    Width: 0.31" (7.87mm)
    Style: R21
    Material: Nitrile

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  17. W21212531 R21 Imperial Oil Seal
    £3.28 £2.73
    Inside Diameter: 1.25" (31.75mm)
    Outside Diameter: 2.12" (53.85mm)
    Width: 0.31" (7.87mm)
    Style: R21
    Material: Nitrile

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  18. W22512531 R21 Imperial Oil Seal
    £2.94 £2.45
    Inside Diameter: 1.25" (31.75mm)
    Outside Diameter: 2.25" (57.15mm)
    Width: 0.31" (7.87mm)
    Style: R21
    Material: Nitrile

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  19. W18713131 R21 Imperial Oil Seal
    £3.16 £2.63
    Inside Diameter: 1.31" (33.27mm)
    Outside Diameter: 1.87" (47.5mm)
    Width: 0.31" (7.87mm)
    Style: R21
    Material: Nitrile

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  20. W20013131 R23 Imperial Oil Seal
    £2.77 £2.31
    Inside Diameter: 1.31" (33.27mm)
    Outside Diameter: 2" (50.8mm)
    Width: 0.31" (7.87mm)
    Style: R23
    Material: Nitrile

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  21. W18713731 R21 Imperial Oil Seal
    £3.16 £2.63
    Inside Diameter: 1.37" (34.8mm)
    Outside Diameter: 1.87" (47.5mm)
    Width: 0.31" (7.87mm)
    Style: R21
    Material: Nitrile

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  22. W18713731 R23 Imperial Oil Seal
    £4.42 £3.68
    Inside Diameter: 1.37" (34.8mm)
    Outside Diameter: 1.87" (47.5mm)
    Width: 0.31" (7.87mm)
    Style: R23
    Material: Nitrile

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  23. 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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  24. W20013731 R21 Imperial Oil Seal
    £3.16 £2.63
    Inside Diameter: 1.37" (34.8mm)
    Outside Diameter: 2" (50.8mm)
    Width: 0.31" (7.87mm)
    Style: R21
    Material: Nitrile

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  25. W20013731 R23 Imperial Oil Seal
    £2.90 £2.42
    Inside Diameter: 1.37" (34.8mm)
    Outside Diameter: 2" (50.8mm)
    Width: 0.31" (7.87mm)
    Style: R23
    Material: Nitrile

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  26. W21213731 R21 Imperial Oil Seal
    £3.53 £2.94
    Inside Diameter: 1.37" (34.8mm)
    Outside Diameter: 2.12" (53.85mm)
    Width: 0.31" (7.87mm)
    Style: R21
    Material: Nitrile

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  27. W21213731 R23 Imperial Oil Seal
    £3.53 £2.94
    Inside Diameter: 1.37" (34.8mm)
    Outside Diameter: 2.12" (53.85mm)
    Width: 0.31" (7.87mm)
    Style: R23
    Material: Nitrile

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  28. W22513731 R23 Imperial Oil Seal
    £3.28 £2.73
    Inside Diameter: 1.37" (34.8mm)
    Outside Diameter: 2.25" (57.15mm)
    Width: 0.31" (7.87mm)
    Style: R23
    Material: Nitrile

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  29. W20014331 R23 Imperial Oil Seal
    £2.45 £2.04
    Inside Diameter: 1.43" (36.32mm)
    Outside Diameter: 2" (50.8mm)
    Width: 0.31" (7.87mm)
    Style: R23
    Material: Nitrile

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  30. W20614331 R23 Imperial Oil Seal
    £3.28 £2.73
    Inside Diameter: 1.43" (36.32mm)
    Outside Diameter: 2.06" (52.32mm)
    Width: 0.31" (7.87mm)
    Style: R23
    Material: Nitrile

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  31. W23714331 R6 Imperial Oil Seal
    £10.58 £8.82
    Inside Diameter: 1.43" (36.32mm)
    Outside Diameter: 2.37" (60.2mm)
    Width: 0.31" (7.87mm)
    Style: R6
    Material: Nitrile

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  32. W20015031 R23 Imperial Oil Seal
    £3.16 £2.63
    Inside Diameter: 1.5" (38.1mm)
    Outside Diameter: 2" (50.8mm)
    Width: 0.31" (7.87mm)
    Style: R23
    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. W20615031 R21 Imperial Oil Seal
    £3.53 £2.94
    Inside Diameter: 1.5" (38.1mm)
    Outside Diameter: 2.06" (52.32mm)
    Width: 0.31" (7.87mm)
    Style: R21
    Material: Nitrile

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  35. W21215031 R6 Imperial Oil Seal
    £9.83 £8.19
    Inside Diameter: 1.5" (38.1mm)
    Outside Diameter: 2.12" (53.85mm)
    Width: 0.31" (7.87mm)
    Style: R6
    Material: Nitrile

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  36. W22515031 R23 Imperial Oil Seal
    £3.53 £2.94
    Inside Diameter: 1.5" (38.1mm)
    Outside Diameter: 2.25" (57.15mm)
    Width: 0.31" (7.87mm)
    Style: R23
    Material: Nitrile

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  37. 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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  38. W23715031 R6 Imperial Oil Seal
    £7.81 £6.51
    Inside Diameter: 1.5" (38.1mm)
    Outside Diameter: 2.37" (60.2mm)
    Width: 0.31" (7.87mm)
    Style: R6
    Material: Nitrile

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  39. W25015031 R21 Imperial Oil Seal
    £2.90 £2.42
    Inside Diameter: 1.5" (38.1mm)
    Outside Diameter: 2.5" (63.5mm)
    Width: 0.31" (7.87mm)
    Style: R21
    Material: Nitrile

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  40. W21815631 R23 Imperial Oil Seal
    £2.94 £2.45
    Inside Diameter: 1.56" (39.62mm)
    Outside Diameter: 2.18" (55.37mm)
    Width: 0.31" (7.87mm)
    Style: R23
    Material: Nitrile

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  41. W25015631 R21 Imperial Oil Seal
    £3.91 £3.26
    Inside Diameter: 1.56" (39.62mm)
    Outside Diameter: 2.5" (63.5mm)
    Width: 0.31" (7.87mm)
    Style: R21
    Material: Nitrile

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  42. W22516231 R6 Imperial Oil Seal
    £7.06 £5.88
    Inside Diameter: 1.62" (41.15mm)
    Outside Diameter: 2.25" (57.15mm)
    Width: 0.31" (7.87mm)
    Style: R6
    Material: Nitrile

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  43. W23716231 R21 Imperial Oil Seal
    £3.18 £2.65
    Inside Diameter: 1.62" (41.15mm)
    Outside Diameter: 2.37" (60.2mm)
    Width: 0.31" (7.87mm)
    Style: R21
    Material: Nitrile

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  44. 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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  45. W25016231 R21 Imperial Oil Seal
    £2.90 £2.42
    Inside Diameter: 1.62" (41.15mm)
    Outside Diameter: 2.5" (63.5mm)
    Width: 0.31" (7.87mm)
    Style: R21
    Material: Nitrile

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  46. W25016231 R23 Imperial Oil Seal
    £4.16 £3.47
    Inside Diameter: 1.62" (41.15mm)
    Outside Diameter: 2.5" (63.5mm)
    Width: 0.31" (7.87mm)
    Style: R23
    Material: Nitrile

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  47. W22517531 R21 Imperial Oil Seal
    £3.53 £2.94
    Inside Diameter: 1.75" (44.45mm)
    Outside Diameter: 2.25" (57.15mm)
    Width: 0.31" (7.87mm)
    Style: R21
    Material: Nitrile

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  48. W23717531 R21 Imperial Oil Seal
    £2.45 £2.04
    Inside Diameter: 1.75" (44.45mm)
    Outside Diameter: 2.37" (60.2mm)
    Width: 0.31" (7.87mm)
    Style: R21
    Material: Nitrile

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  49. W24317531 R23 Imperial Oil Seal
    £4.16 £3.47
    Inside Diameter: 1.75" (44.45mm)
    Outside Diameter: 2.43" (61.72mm)
    Width: 0.31" (7.87mm)
    Style: R23
    Material: Nitrile

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  50. W25017531 R21 Imperial Oil Seal
    £4.16 £3.47
    Inside Diameter: 1.75" (44.45mm)
    Outside Diameter: 2.5" (63.5mm)
    Width: 0.31" (7.87mm)
    Style: R21
    Material: Nitrile

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  51. W25017531 R23 Imperial Oil Seal
    £4.16 £3.47
    Inside Diameter: 1.75" (44.45mm)
    Outside Diameter: 2.5" (63.5mm)
    Width: 0.31" (7.87mm)
    Style: R23
    Material: Nitrile

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  52. W26217531 R6 Imperial Oil Seal
    £12.11 £10.09
    Inside Diameter: 1.75" (44.45mm)
    Outside Diameter: 2.62" (66.55mm)
    Width: 0.31" (7.87mm)
    Style: R6
    Material: Nitrile

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  53. W25018131 R21 Imperial Oil Seal
    £31.82 £26.52
    Inside Diameter: 1.81" (45.97mm)
    Outside Diameter: 2.5" (63.5mm)
    Width: 0.31" (7.87mm)
    Style: R21
    Material: Nitrile

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  54. W24318731 R21 Imperial Oil Seal
    £3.41 £2.84
    Inside Diameter: 1.87" (47.5mm)
    Outside Diameter: 2.43" (61.72mm)
    Width: 0.31" (7.87mm)
    Style: R21
    Material: Nitrile

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  55. W25018731 R21 Imperial Oil Seal
    £4.16 £3.47
    Inside Diameter: 1.87" (47.5mm)
    Outside Diameter: 2.5" (63.5mm)
    Width: 0.31" (7.87mm)
    Style: R21
    Material: Nitrile

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  56. 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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  57. W26218731 R6 Imperial Oil Seal
    £8.82 £7.35
    Inside Diameter: 1.87" (47.5mm)
    Outside Diameter: 2.62" (66.55mm)
    Width: 0.31" (7.87mm)
    Style: R6
    Material: Nitrile

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  58. W27518731 R23 Imperial Oil Seal
    £4.79 £3.99
    Inside Diameter: 1.87" (47.5mm)
    Outside Diameter: 2.75" (69.85mm)
    Width: 0.31" (7.87mm)
    Style: R23
    Material: Nitrile

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  59. W26219331 R23 Imperial Oil Seal
    £4.03 £3.36
    Inside Diameter: 1.93" (49.02mm)
    Outside Diameter: 2.62" (66.55mm)
    Width: 0.31" (7.87mm)
    Style: R23
    Material: Nitrile

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  60. W26220031 R23 Imperial Oil Seal
    £4.42 £3.68
    Inside Diameter: 2" (50.8mm)
    Outside Diameter: 2.62" (66.55mm)
    Width: 0.31" (7.87mm)
    Style: R23
    Material: Nitrile

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  61. W27520031 R23 Imperial Oil Seal
    £4.79 £3.99
    Inside Diameter: 2" (50.8mm)
    Outside Diameter: 2.75" (69.85mm)
    Width: 0.31" (7.87mm)
    Style: R23
    Material: Nitrile

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  62. W30020031 R6 Imperial Oil Seal
    £14.12 £11.77
    Inside Diameter: 2" (50.8mm)
    Outside Diameter: 3" (76.2mm)
    Width: 0.31" (7.87mm)
    Style: R6
    Material: Nitrile

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  63. W26220631 R21 Imperial Oil Seal
    £3.55 £2.96
    Inside Diameter: 2.06" (52.32mm)
    Outside Diameter: 2.62" (66.55mm)
    Width: 0.31" (7.87mm)
    Style: R21
    Material: Nitrile

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  64. W27521231 R21 Imperial Oil Seal
    £4.03 £3.36
    Inside Diameter: 2.12" (53.85mm)
    Outside Diameter: 2.75" (69.85mm)
    Width: 0.31" (7.87mm)
    Style: R21
    Material: Nitrile

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  65. 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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