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Bearings Oil Seals & O-rings Oil Seals Metric Oil Seals
Quick Code: BB-678071

OS30x45x5R21 Single Lip Nitrile Metric Oil Seal

£1.80 exc VAT (£2.16 inc VAT) Show Bulk Discounts (5+)
5+: £1.71
10+: £1.57
25+: £1.39
50+: £1.17
In Stock   Free Delivery over £100   Next Day Order by 4pm
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Product Specification
Inside Diameter
30mm
Material
Nitrile
Outside Diameter
45mm
Type
R21
Width
5mm
Reference
OS30x45x5
Quick Order Code
BB-678071
Product Description

The main purpose of rotary shaft seals, commonly referred to as oil seals, is to safeguard and extend the longevity of bearing systems by eliminating the ingress of dust, dirt, water, and any other contaminants while preserving the lubricant.

Manufactured to precise specifications, this nitrile oil seal is ideal for various industrial applications including gearboxes, motors, pumps, and other rotating machinery. The robust nitrile construction ensures reliable sealing performance in both low and medium-speed applications while maintaining excellent resistance to common industrial oils and lubricants.

This seal helps prevent lubricant leakage and protects against external contaminants, making it essential for maintaining the efficiency and longevity of your mechanical systems. Perfect for both OEM replacement and maintenance applications.

This metric oil seal features:

  • Inside Diameter: 30mm
  • Outside Diameter: 45mm
  • Width: 5mm
  • Material: Nitrile rubber - offering excellent resistance to oils, greases and general wear

  • Difference between R21 and R23 oilseal