Timken NJ design · catalog page 73
NJ222EJ
Exact single-row metric cylindrical roller bearing record from Timken's July 2025 catalog.
Published bearing data
Dimensions and ratings
- Design
- NJ
- Roller-path diameter F/E
- 132.5 mm
- Static load rating C0
- 374 kN
- Dynamic load rating C1
- 331 kN
- Oil thermal speed
- 3,600 rpm
- Grease thermal speed
- 3,100 rpm
- Weight
- 4.8 kg
- Axial displacement s
- 2.5 mm
- Shaft backing diameter
- 128.5 mm
- Housing backing diameter
- 180.5 mm
- Geometry factor Cg
- 0.104
- Published row text
- 110.000 200.000 38.000 132.500 374 331 NJ222EJ 2.1 2.1 128.5 180.5 2.5 0.104 3600 3100 4.80
Verification boundary
What still needs to match
Internal clearanceTimken notes that radial internal clearance must be included when ordering the complete assembly.
Fits and tolerancesConfirm shaft/housing fits, backing diameters, chamfers, and applicable tolerance class.
Design and cageMatch the N/NJ/NU/NUP arrangement and exact suffix rather than relying only on boundary dimensions.
Operating conditionsCheck load direction, lubrication, speed, temperature, contamination, and axial displacement requirements.
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