K100X107X21 Needle Roller Bearing Specifications
Bore d (mm)
100
Outer D (mm)
107
Width B (mm)
21
Dynamic rating Cr (kN)
45.7
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 K100X107X21?
RAYSDE K100X107X21 Needle Roller Bearing: bore d = 100 mm, outer diameter D = 107 mm, width/height B = 21 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RAYSDE K100X107X21 carry?
Dynamic load rating Cr = 45.7 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 K100X107X21 typically used?
Needle Roller Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RAYSDE K100X107X21 replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 100 mm, OD 107 mm and width 21 mm match ISO dimensions, K100X107X21 is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.