SKF 538421-85 CR / HMS / HMSA radial shaft seal
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Product Description
SKF 538421-85 cr / hms / hmsa radial shaft seal. SKF radial shaft seal for rotating-shaft primary containment against dust, splash and low-head oil pressure. Designation CR / HMS5 / HMSA10 / HMSA10RG (single lip, single lip with dust lip, double lip with garter spring). Elastomer standard nitrile (NBR) to ISO 6194-1 with metal case; hydrogenated nitrile (HNBR), fluoroelastomer (FKM / Viton), silicone (VMQ) and polyacrylate (ACM) available by suffix. Bore, outside diameter and width follow ISO 6194 / DIN 3760.
Technical Specifications
- Type
- CR / HMS / HMSA radial shaft seal
- Designation
- SKF 538421-85
- HS code
- 4016.93
- Shaft diameter
- 66.675 mm
- Housing bore diameter
- 92.05 mm
- Seal width
- 9.5 mm
- Design
- CRWA1
- Sealing lip material
- Fluoro rubber (FKM)
- Product net weight
- 0.039 kg
- eClass code
- 23-07-01-90
- UNSPSC code
- 31181602
Standards & Compliance
- Standard
- SKF designation convention (see description for governing ISO / DIN)
- Material
- As declared by SKF designation suffix
- Temperature Range
- Per SKF product data
- HS Code
- 4016.93
Cross References
- Freudenberg 53842185
- Trelleborg 53842185
- Chesterton 53842185
- Garlock 53842185
- National 53842185
- Equivalent: 53842185 (Freudenberg)
- Equivalent: 53842185 (Trelleborg)
- Equivalent: 53842185 (Chesterton)
- Equivalent: 53842185 (Garlock)
- Equivalent: 53842185 (National)
Compatibility & Fitment
Interchange with peer OEM equivalents on identical boundary plan and execution — confirm cage, clearance, sealing and precision-class suffix before substitution.
Product Documentation
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Technical guides
Catalogue entry last verified: 2026-09-30. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.
Frequently asked questions
- Where can I buy 538421-85?
- 538421-85 can be ordered from cballast.com as a SKF catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
- What is the manufacturer part number for this SKF product?
- The manufacturer part number is 538421-85.
- What is the HS code for 538421-85?
- The customs tariff (HS) code for 538421-85 is 4016.93.
- Who manufactures 538421-85?
- 538421-85 is a SKF product in the Seals & Gaskets range.
- Is a datasheet available for 538421-85?
- Yes — the 538421-85 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for 538421-85?
- The minimum order quantity is 1.
- Is 538421-85 available?
- Yes — 538421-85 is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).