52308 Thrust Ball Bearing Specifications
Bore d (mm)
30
Outer D (mm)
78
Width B (mm)
49
Dynamic rating Cr (kN)
61.8
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 52308?
RUIST 52308 Thrust Ball Bearing: bore d = 30 mm, outer diameter D = 78 mm, width/height B = 49 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 52308 carry?
Dynamic load rating Cr = 61.8 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 52308 typically used?
Thrust Ball Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RUIST 52308 replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 30 mm, OD 78 mm and width 49 mm match ISO dimensions, 52308 is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.