WS81122 Thrust Roller Bearing Specifications
Bore d (mm)
110
Outer D (mm)
145
Width B (mm)
7
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 WS81122?
RUIST WS81122 Thrust Roller Bearing: bore d = 110 mm, outer diameter D = 145 mm, width/height B = 7 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST WS81122 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 WS81122 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 WS81122 replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 110 mm, OD 145 mm and width 7 mm match ISO dimensions, WS81122 is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.