6580/6536 Tapered Roller Bearing Specifications
Bore d (mm)
88.9
Outer D (mm)
161.925
Width B (mm)
53.975
Dynamic rating Cr (kN)
343
Static rating Cor (kN)
523
Grease limit speed (r/min)
—
Oil limit speed (r/min)
—
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 6580/6536?
RUIST 6580/6536 Tapered Roller Bearing: bore d = 88.9 mm, outer diameter D = 161.925 mm, width/height B = 53.975 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 6580/6536 carry?
Dynamic load rating Cr = 343 kN and static load rating Cor = 523 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 6580/6536 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 6580/6536 replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 88.9 mm, OD 161.925 mm and width 53.975 mm match ISO dimensions, 6580/6536 is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.