NF318W Cylindrical Roller Bearing Specifications
Bore d (mm)
90
Outer D (mm)
190
Width B (mm)
43
Dynamic rating Cr (kN)
295
Static rating Cor (kN)
265
Grease limit speed (r/min)
2600
Oil limit speed (r/min)
3000
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST NF318W?
RUIST NF318W Cylindrical Roller Bearing: bore d = 90 mm, outer diameter D = 190 mm, width/height B = 43 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST NF318W carry?
Dynamic load rating Cr = 295 kN and static load rating Cor = 265 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST NF318W 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 NF318W replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 90 mm, OD 190 mm and width 43 mm match ISO dimensions, NF318W is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.