C31/630KMB Bearing Specifications
Bore d (mm)
630
Outer D (mm)
1030
Width B (mm)
315
Dynamic rating Cr (kN)
11800
Static rating Cor (kN)
—
Grease limit speed (r/min)
—
Oil limit speed (r/min)
—
Frequently Asked Questions / FAQ
What are the exact dimensions of RAYSDE C31/630KMB?
RAYSDE C31/630KMB Bearing: bore d = 630 mm, outer diameter D = 1030 mm, width/height B = 315 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RAYSDE C31/630KMB carry?
Dynamic load rating Cr = 11800 kN and static load rating Cor = — kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RAYSDE C31/630KMB typically used?
Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RAYSDE C31/630KMB replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 630 mm, OD 1030 mm and width 315 mm match ISO dimensions, C31/630KMB is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.