NF340M Cylindrical Roller Bearing Specifications
Bore d (mm)
200
Outer D (mm)
420
Width B (mm)
80
Dynamic rating Cr (kN)
1200
Static rating Cor (kN)
1270
Grease limit speed (r/min)
1300
Oil limit speed (r/min)
1600
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST NF340M?
RUIST NF340M Cylindrical Roller Bearing: bore d = 200 mm, outer diameter D = 420 mm, width/height B = 80 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST NF340M carry?
Dynamic load rating Cr = 1200 kN and static load rating Cor = 1270 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST NF340M 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 NF340M replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 200 mm, OD 420 mm and width 80 mm match ISO dimensions, NF340M is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.