SKF HM31/560 — Bearing lock nut (keyway type)
SKF · Bearings & Power Transmission · Bearing Lock Nuts
SKF HM31/560 bearing lock nut (keyway type). Bearing lock nut in the KM series with axial keyway that engages an MB lock washer. Locks a bearing, adapter sleeve or withdrawal sleeve axially on a shaft. Thread size and boundary dimensions per ISO 2982-1 / DIN 981. Nut always paired with the matching MB washer of the same numeric designation. Designation follows the SKF alphanumeric identification convention where the numeric block encodes the boundary plan and the suffix declares execution options (material, sealing, cage, precision, clearance, lubricant). Genuine SKF supply carries the SKF logo etch or moulded mark and hologram-authenticated packaging.
Specifications
- Part number
- HM31/560
- HS code
- 8483.30
- Material
- As declared by SKF designation suffix
- Temperature range
- Per SKF product data
- Standard
- SKF designation convention (see description for governing ISO / DIN)
Compatibility
Interchange with peer OEM equivalents on identical boundary plan and execution — confirm cage, clearance, sealing and precision-class suffix before substitution.
Also known as — OEM cross-references & superseded numbers
- FAG 31560
- NSK 31560
- Timken 31560
- NTN 31560
- Koyo 31560
- Competitor equivalent: 31560 (FAG)
- Competitor equivalent: 31560 (NSK)
- Competitor equivalent: 31560 (Timken)
- Competitor equivalent: 31560 (NTN)
- Competitor equivalent: 31560 (Koyo)
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