NN49/670K Cylindrical Roller Bearing Specifications
Bore d (mm)
670
Outer D (mm)
900
Width B (mm)
230
Dynamic rating Cr (kN)
4150
Static rating Cor (kN)
11500
Grease limit speed (r/min)
700
Oil limit speed (r/min)
900
Frequently Asked Questions / FAQ
What are the exact dimensions of RAYSDE NN49/670K?
RAYSDE NN49/670K Cylindrical Roller Bearing: bore d = 670 mm, outer diameter D = 900 mm, width/height B = 230 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RAYSDE NN49/670K carry?
Dynamic load rating Cr = 4150 kN and static load rating Cor = 11500 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RAYSDE NN49/670K typically used?
Cylindrical Roller Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RAYSDE NN49/670K replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 670 mm, OD 900 mm and width 230 mm match ISO dimensions, NN49/670K is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.