NF313W Cylindrical Roller Bearing Specifications
Bore d (mm)
65
Outer D (mm)
140
Width B (mm)
33
Dynamic rating Cr (kN)
166
Static rating Cor (kN)
139
Grease limit speed (r/min)
3600
Oil limit speed (r/min)
4300
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST NF313W?
RUIST NF313W Cylindrical Roller Bearing: bore d = 65 mm, outer diameter D = 140 mm, width/height B = 33 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST NF313W carry?
Dynamic load rating Cr = 166 kN and static load rating Cor = 139 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST NF313W 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 NF313W replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 65 mm, OD 140 mm and width 33 mm match ISO dimensions, NF313W is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.