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SKF NU228ECMR/P64HVG2921 Single-row cylindrical roller bearing (NU / N / NJ / NUP)
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Product Description
SKF NU228ECMR/P64HVG2921 single-row cylindrical roller bearing (nu / n / nj / nup). Single-row cylindrical roller bearing. Design executions NU / N / NJ / NUP set the axial-guidance capability by rib configuration on inner and outer ring. Standard cage ECP (glass-fibre-reinforced polyamide 6.6) for bores up to 100 mm; ECM (machined brass) above. Precision to ISO 492 Class Normal / P6 / P5. Very heavy radial-load capacity at moderate speed. Suitable for reduction-gear input shafts, marine deck-machinery drives, paper-mill dryer sections.
Technical Specifications
- Type
- Single-row cylindrical roller bearing (NU / N / NJ / NUP)
- Designation
- SKF NU228ECMR/P64HVG2921
- HS code
- 8482.20
- Bore diameter
- 140 mm
- Outside diameter
- 250 mm
- Width
- 42 mm
- Basic dynamic load rating
- 358 kN
- Basic static load rating
- 465 kN
- Reference speed
- 2800 r/min
- Limiting speed
- 3200 r/min
- Bearing part
- Complete bearing
- Axial displacement capability
- In both directions
- Number of rows
- 1
- Locating feature, bearing outer ring
- Without
- Bore type
- Cylindrical
- Cage
- Machined brass
- Number of flanges, outer ring
- 2
- Number of flanges, inner ring
- 0
- Loose flange
- None
- Radial internal clearance
- C4
- Tolerance class
- Class 6 (P6)
- Coating
- Insulated
- Sealing
- Without
- Lubricant
- None
- Relubrication feature
- Without
- Indicative carbon footprint for new product
- 32.7 kg CO2e
- Product net weight
- 8.84 kg
- eClass code
- 23-05-09-01
- UNSPSC code
- 31171537
Standards & Compliance
- Standard
- SKF designation convention
- Material
- As declared by SKF designation suffix
- Temperature Range
- Per SKF product data
- HS Code
- 8482.20
Cross References
- FAG 228642921
- NSK 228642921
- NTN 228642921
- Timken 228642921
- Koyo 228642921
- Equivalent: 228642921 (FAG)
- Equivalent: 228642921 (NSK)
- Equivalent: 228642921 (NTN)
- Equivalent: 228642921 (Timken)
- Equivalent: 228642921 (Koyo)
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: 2026-08-13. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.
Frequently asked questions
- Where can I buy NU228ECMR/P64HVG2921?
- NU228ECMR/P64HVG2921 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 NU228ECMR/P64HVG2921.
- What is the HS code for NU228ECMR/P64HVG2921?
- The customs tariff (HS) code for NU228ECMR/P64HVG2921 is 8482.20.
- Who manufactures NU228ECMR/P64HVG2921?
- NU228ECMR/P64HVG2921 is a SKF product in the Bearings & Power Transmission range.
- Is a datasheet available for NU228ECMR/P64HVG2921?
- Yes — the NU228ECMR/P64HVG2921 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for NU228ECMR/P64HVG2921?
- The minimum order quantity is 1.
- Is NU228ECMR/P64HVG2921 available?
- Yes — NU228ECMR/P64HVG2921 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).