53310U Bearing Specifications
Bore d (mm)
50
Outer D (mm)
95
Width B (mm)
34.3
Dynamic rating Cr (kN)
97.5
Static rating Cor (kN)
202
Grease limit speed (r/min)
1800
Oil limit speed (r/min)
2800
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 53310U?
RUIST 53310U Bearing: bore d = 50 mm, outer diameter D = 95 mm, width/height B = 34.3 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 53310U carry?
Dynamic load rating Cr = 97.5 kN and static load rating Cor = 202 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 53310U typically used?
Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RUIST 53310U replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 50 mm, OD 95 mm and width 34.3 mm match ISO dimensions, 53310U is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.