498D/492A Tapered Roller Bearing Specifications
Bore d (mm)
84.138
Outer D (mm)
133.35
Width B (mm)
75.413
Dynamic rating Cr (kN)
249
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 498D/492A?
RUIST 498D/492A Tapered Roller Bearing: bore d = 84.138 mm, outer diameter D = 133.35 mm, width/height B = 75.413 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 498D/492A carry?
Dynamic load rating Cr = 249 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 498D/492A 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 498D/492A replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 84.138 mm, OD 133.35 mm and width 75.413 mm match ISO dimensions, 498D/492A is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.