WS81156 Thrust Roller Bearing Specifications
Bore d (mm)
280
Outer D (mm)
347
Width B (mm)
15.5
Dynamic rating Cr (kN)
—
Static rating Cor (kN)
—
Grease limit speed (r/min)
—
Oil limit speed (r/min)
—
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST WS81156?
RUIST WS81156 Thrust Roller Bearing: bore d = 280 mm, outer diameter D = 347 mm, width/height B = 15.5 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST WS81156 carry?
Dynamic load rating Cr = — 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 RUIST WS81156 typically used?
Thrust Roller Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RUIST WS81156 replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 280 mm, OD 347 mm and width 15.5 mm match ISO dimensions, WS81156 is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.