LM78349/LM78310A Tapered Roller Bearing Specifications
Bore d (mm)
34.987
Outer D (mm)
61.973
Width B (mm)
16.7
Dynamic rating Cr (kN)
39.4
Static rating Cor (kN)
52.4
Grease limit speed (r/min)
—
Oil limit speed (r/min)
—
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST LM78349/LM78310A?
RUIST LM78349/LM78310A Tapered Roller Bearing: bore d = 34.987 mm, outer diameter D = 61.973 mm, width/height B = 16.7 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST LM78349/LM78310A carry?
Dynamic load rating Cr = 39.4 kN and static load rating Cor = 52.4 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST LM78349/LM78310A 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 LM78349/LM78310A replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 34.987 mm, OD 61.973 mm and width 16.7 mm match ISO dimensions, LM78349/LM78310A is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.