SKF HM3056 Bearing lock nut (keyway type)
SKF

SKF HM3056 Bearing lock nut (keyway type)

Part numberHM3056Item numberSKF-HM3056HS code8483.30
SKF designation convention (see description for governing ISO / DIN)
MaterialAs declared by SKF designation suffix
MOQ:1

Pricing

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Product Description

SKF HM3056 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.

Technical Specifications

Type
Bearing lock nut (keyway type)
Designation
SKF HM3056
Bore d
280 mm
HS code
8483.30
Thread designation
Tr 280x4
Bore diameter
280 mm
Outside diameter
330 mm
Width
38 mm
Locking device
Locking clip
Nut for hydraulic mounting
No
Associated mounting tool
TMFN 52-64
Product net weight
5.57 kg
eClass code
23-11-07-05
UNSPSC code
31163218

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
8483.30

Cross References

  • FAG 3056
  • NSK 3056
  • Timken 3056
  • NTN 3056
  • Koyo 3056
  • Equivalent: 3056 (FAG)
  • Equivalent: 3056 (NSK)
  • Equivalent: 3056 (Timken)
  • Equivalent: 3056 (NTN)
  • Equivalent: 3056 (Koyo)

Compatibility & Fitment

Interchange with peer OEM equivalents on identical boundary plan and execution — confirm cage, clearance, sealing and precision-class suffix before substitution.

Not sure if it fits? Email sales@cballast.com with your equipment serial number or photos — we confirm fit before you order.

Product Documentation

Document preview: SKF HM3056 Bearing lock nut (keyway type) — Specification sheet

Catalogue entry last verified: 2026-08-13. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.

Frequently asked questions

Where can I buy HM3056?
HM3056 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 HM3056.
What is the HS code for HM3056?
The customs tariff (HS) code for HM3056 is 8483.30.
Who manufactures HM3056?
HM3056 is a SKF product in the Bearings & Power Transmission range.
Is a datasheet available for HM3056?
Yes — the HM3056 datasheet can be viewed and downloaded on this page.
What is the minimum order quantity for HM3056?
The minimum order quantity is 1.
Is HM3056 available?
Yes — HM3056 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).