SKF 51128 Thrust ball bearing
Pricing
Request a quote
We reply within 24 hours
Product Description
SKF 51128 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 = 140 mm per ISO 15. Boundary plan per ISO 15 / ISO 355: bore d = 140 mm, outside diameter D = 180 mm, width B (or height H) = 31 mm.
Technical Specifications
- Type
- Thrust ball bearing
- Designation
- SKF 51128
- Standard
- ISO 15 / DIN 623 dimension plan; ISO 492 Class Normal precision
- Bore d
- 140 mm
- HS code
- 8482.10
- Outside diameter D
- 180 mm
- Width B / Height H
- 31 mm
- Bore diameter
- 140 mm
- Outside diameter
- 180 mm
- Height
- 31 mm
- Basic dynamic load rating
- 111 kN
- Basic static load rating
- 440 kN
- Reference speed
- 1800 r/min
- Limiting speed
- 2600 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
- 6.9 kg CO2e
- Product net weight
- 1.86 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 51128
- NSK 51128
- NTN 51128
- FAG 51128
- Koyo 51128
- Equivalent: 51128 (Timken)
- Equivalent: 51128 (NSK)
- Equivalent: 51128 (NTN)
- Equivalent: 51128 (FAG)
- Equivalent: 51128 (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 51128?
- 51128 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 51128.
- What is the HS code for 51128?
- The customs tariff (HS) code for 51128 is 8482.10.
- Who manufactures 51128?
- 51128 is a SKF product in the Bearings & Power Transmission range.
- Is a datasheet available for 51128?
- Yes — the 51128 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for 51128?
- The minimum order quantity is 1.
- Is 51128 available?
- Yes — 51128 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).