656/652A Tapered Roller Bearing Specifications
Bore d (mm)
64.96
Outer D (mm)
149.225
Width B (mm)
41.275
Dynamic rating Cr (kN)
229
Static rating Cor (kN)
335
Grease limit speed (r/min)
—
Oil limit speed (r/min)
—
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 656/652A?
RUIST 656/652A Tapered Roller Bearing: bore d = 64.96 mm, outer diameter D = 149.225 mm, width/height B = 41.275 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 656/652A carry?
Dynamic load rating Cr = 229 kN and static load rating Cor = 335 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 656/652A typically used?
Tapered Roller Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RUIST 656/652A replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 64.96 mm, OD 149.225 mm and width 41.275 mm match ISO dimensions, 656/652A is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.