SKF 51122 Thrust ball bearing
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Product Description
SKF 51122 thrust ball bearing. Single-direction (51xxx) or double-direction (52xxx) thrust ball bearing designed to carry pure axial load at moderate speed. Cannot carry radial load. Series 511/512/513/514 covers the standard boundary plans. Manufactured to ISO 104 / ISO 492 Class Normal. Bore diameter d = 110 mm per ISO 15. Boundary plan per ISO 15 / ISO 355: bore d = 110 mm, outside diameter D = 145 mm, width B (or height H) = 25 mm.
Technical Specifications
- Type
- Thrust ball bearing
- Designation
- SKF 51122
- Standard
- ISO 15 / DIN 623 dimension plan; ISO 492 Class Normal precision
- Bore d
- 110 mm
- HS code
- 8482.10
- Outside diameter D
- 145 mm
- Width B / Height H
- 25 mm
- Bore diameter
- 110 mm
- Outside diameter
- 145 mm
- Height
- 25 mm
- Basic dynamic load rating
- 83.2 kN
- Basic static load rating
- 285 kN
- Reference speed
- 2200 r/min
- Limiting speed
- 3200 r/min
- Axial load capability
- Single-direction
- Number of rows
- 1
- Cage
- Sheet metal
- Housing washer type
- Flat
- Tolerance class
- Normal
- Material, bearing
- Bearing steel
- Coating
- Without
- Indicative carbon footprint for new product
- 3.8 kg CO2e
- Product net weight
- 1.02 kg
- eClass code
- 23-05-10-01
- UNSPSC code
- 31171507
Standards & Compliance
- Standard
- ISO 15 / ISO 492 / DIN 623
- Material
- Bearing steel — 100Cr6 (through-hardened) or SNR-nitrided; cage as declared by suffix
- Temperature Range
- -30 to +120 °C standard grease
- HS Code
- 8482.10
Cross References
- Timken 51122
- NSK 51122
- NTN 51122
- FAG 51122
- Koyo 51122
- Equivalent: 51122 (Timken)
- Equivalent: 51122 (NSK)
- Equivalent: 51122 (NTN)
- Equivalent: 51122 (FAG)
- Equivalent: 51122 (Koyo)
Compatibility & Fitment
ISO 15 boundary-plan interchange — the numeric bore-code block is portable across every ISO 15 bearing manufacturer (SKF, Timken, NSK, NTN, FAG, Koyo, NACHI). Confirm suffix compatibility on cage, seal, clearance and precision class before substitution.
Product Documentation
More from SKF
Technical guides
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 51122?
- 51122 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 51122.
- What is the HS code for 51122?
- The customs tariff (HS) code for 51122 is 8482.10.
- Who manufactures 51122?
- 51122 is a SKF product in the Bearings & Power Transmission range.
- Is a datasheet available for 51122?
- Yes — the 51122 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for 51122?
- The minimum order quantity is 1.
- Is 51122 available?
- Yes — 51122 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).