NF234M Cylindrical Roller Bearing Specifications
Bore d (mm)
170
Outer D (mm)
310
Width B (mm)
52
Dynamic rating Cr (kN)
585
Static rating Cor (kN)
635
Grease limit speed (r/min)
2000
Oil limit speed (r/min)
2400
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST NF234M?
RUIST NF234M Cylindrical Roller Bearing: bore d = 170 mm, outer diameter D = 310 mm, width/height B = 52 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST NF234M carry?
Dynamic load rating Cr = 585 kN and static load rating Cor = 635 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST NF234M 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 NF234M replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 170 mm, OD 310 mm and width 52 mm match ISO dimensions, NF234M is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.