JM511945/3920 Tapered Roller Bearing Specifications
Bore d (mm)
65
Outer D (mm)
112.712
Width B (mm)
29.02
Dynamic rating Cr (kN)
131
Static rating Cor (kN)
195
Grease limit speed (r/min)
—
Oil limit speed (r/min)
—
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST JM511945/3920?
RUIST JM511945/3920 Tapered Roller Bearing: bore d = 65 mm, outer diameter D = 112.712 mm, width/height B = 29.02 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST JM511945/3920 carry?
Dynamic load rating Cr = 131 kN and static load rating Cor = 195 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST JM511945/3920 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 JM511945/3920 replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 65 mm, OD 112.712 mm and width 29.02 mm match ISO dimensions, JM511945/3920 is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.