NJ310EW Cylindrical Roller Bearing Specifications
Bore d (mm)
50
Outer D (mm)
110
Width B (mm)
27
Dynamic rating Cr (kN)
135
Static rating Cor (kN)
113
Grease limit speed (r/min)
5000
Oil limit speed (r/min)
6000
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST NJ310EW?
RUIST NJ310EW Cylindrical Roller Bearing: bore d = 50 mm, outer diameter D = 110 mm, width/height B = 27 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST NJ310EW carry?
Dynamic load rating Cr = 135 kN and static load rating Cor = 113 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST NJ310EW typically used?
Cylindrical Roller Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RUIST NJ310EW replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 50 mm, OD 110 mm and width 27 mm match ISO dimensions, NJ310EW is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.