15101/15250X Tapered Roller Bearing Specifications
Bore d (mm)
25.4
Outer D (mm)
63.5
Width B (mm)
20.638
Dynamic rating Cr (kN)
46.8
Static rating Cor (kN)
53.9
Grease limit speed (r/min)
—
Oil limit speed (r/min)
—
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 15101/15250X?
RUIST 15101/15250X Tapered Roller Bearing: bore d = 25.4 mm, outer diameter D = 63.5 mm, width/height B = 20.638 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 15101/15250X carry?
Dynamic load rating Cr = 46.8 kN and static load rating Cor = 53.9 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 15101/15250X 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 15101/15250X replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 25.4 mm, OD 63.5 mm and width 20.638 mm match ISO dimensions, 15101/15250X is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.