Radial Shaft Seal – 20X37X7 HMS5 RG

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The SKF 20X37X7 HMS5 RG radial shaft seal features a rubber outside diameter with a nitrile rubber sealing lip and garter spring, ensuring reliable oil and grease sealing. It supports high speeds, accommodates misalignment, and provides efficient sealing performance under varying conditions.

Original price was: $0.77.Current price is: $0.73.

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Description

The SKF 20X37X7 HMS5 RG radial shaft seal is designed for effective sealing between rotating and stationary machine components. Built with a rubber outside diameter, it ensures a secure and flexible fit within the housing, even when minor imperfections exist.

Its single nitrile rubber (NBR) sealing lip is reinforced with a garter spring, maintaining consistent radial pressure against the shaft to provide reliable oil and grease retention. The design offers a high pumping rate and accommodates minor shaft misalignments without compromising sealing performance.

This seal is optimized for shaft diameters of 20 mm, housing bores of 37 mm, and a width of 7 mm. It operates effectively at speeds up to 3,960 r/min, with a permissible circumferential speed of 4.12 m/s. Suitable for a temperature range from –40 °C to +100 °C, it offers dependable performance across demanding industrial and automotive applications.

Specifications
Attribute Details
Part Number 20X37X7 HMS5 RG
Seal Type Radial shaft seal
Design HMS5
Inside Diameter (Shaft Size) 20 mm
Outside Diameter (Housing Bore) 37 mm
Seal Width 7 mm
Sealing Lip Material Nitrile Rubber (NBR)
Auxiliary Lip No
Outside Diameter Type Rubber metal reinforced
Operating Temperature Range –40 °C to +100 °C
Limiting Speed 3,960 r/min
Permissible Circumferential Speed 4.12 m/s
Rotational Speed 3,960 r/min
Performance Features High pumping rate, with garter spring, accommodates misalignment
Unit System Metric
Product Net Weight 0.0084 kg
eClass Code 23-07-08-01
UNSPSC Code 31181602

Additional information

Weight 0.0084 kg
Dimensions 37 × 7 mm

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