K81148M Thrust Roller Bearing Specifications
Bore d (mm)
240
Outer D (mm)
300
Width B (mm)
18
Dynamic rating Cr (kN)
475
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 K81148M?
RAYSDE K81148M Thrust Roller Bearing: bore d = 240 mm, outer diameter D = 300 mm, width/height B = 18 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RAYSDE K81148M carry?
Dynamic load rating Cr = 475 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 K81148M typically used?
Thrust Roller Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RAYSDE K81148M replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 240 mm, OD 300 mm and width 18 mm match ISO dimensions, K81148M is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.