SKF NJ2224ECJ/C4 Single-row cylindrical roller bearing (NU / N / NJ / NUP)
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Product Description
SKF NJ2224ECJ/C4 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 NJ2224ECJ/C4
- Bore d
- 120 mm
- HS code
- 8482.20
- Bore diameter
- 120 mm
- Outside diameter
- 215 mm
- Width
- 58 mm
- Basic dynamic load rating
- 520 kN
- Basic static load rating
- 630 kN
- Reference speed
- 3400 r/min
- Limiting speed
- 3600 r/min
- SKF performance class
- SKF Explorer
- Bearing part
- Complete bearing
- Axial displacement capability
- In one direction
- Number of rows
- 1
- Locating feature, bearing outer ring
- Without
- Bore type
- Cylindrical
- Cage
- Sheet metal
- Number of flanges, outer ring
- 2
- Number of flanges, inner ring
- 1
- Loose flange
- None
- Radial internal clearance
- CN
- Tolerance class
- Normal
- Coating
- Without
- Sealing
- Without
- Lubricant
- None
- Relubrication feature
- Without
- Indicative carbon footprint for new product
- 32 kg CO2e
- Product net weight
- 8.65 kg
- eClass code
- 23-05-09-01
- UNSPSC code
- 31171505
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 22244
- NSK 22244
- NTN 22244
- Timken 22244
- Koyo 22244
- Equivalent: 22244 (FAG)
- Equivalent: 22244 (NSK)
- Equivalent: 22244 (NTN)
- Equivalent: 22244 (Timken)
- Equivalent: 22244 (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
- Cylindrical Roller Bearing Finder — by Bore and Design (NU, NJ, NUP, N, NN / NNU double row) SKF
- SKF 81xxx Cylindrical Roller Thrust Bearing — Dimensions, Load Ratings & Interchange (81102 to 81140)
- SKF Deep Groove Ball Bearing Reference — 6000 / 6200 / 6300 / 6400 Series (Dimensions, Load Ratings, Interchange to FAG NSK NTN Timken)
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 NJ2224ECJ/C4?
- NJ2224ECJ/C4 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 NJ2224ECJ/C4.
- What is the HS code for NJ2224ECJ/C4?
- The customs tariff (HS) code for NJ2224ECJ/C4 is 8482.20.
- Who manufactures NJ2224ECJ/C4?
- NJ2224ECJ/C4 is a SKF product in the Bearings & Power Transmission range.
- Is a datasheet available for NJ2224ECJ/C4?
- Yes — the NJ2224ECJ/C4 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for NJ2224ECJ/C4?
- The minimum order quantity is 1.
- Is NJ2224ECJ/C4 available?
- Yes — NJ2224ECJ/C4 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).