53217U Bearing Specifications
Bore d (mm)
85
Outer D (mm)
125
Width B (mm)
33.1
Dynamic rating Cr (kN)
96
Static rating Cor (kN)
264
Grease limit speed (r/min)
1600
Oil limit speed (r/min)
2400
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 53217U?
RUIST 53217U Bearing: bore d = 85 mm, outer diameter D = 125 mm, width/height B = 33.1 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 53217U carry?
Dynamic load rating Cr = 96 kN and static load rating Cor = 264 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 53217U typically used?
Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RUIST 53217U replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 85 mm, OD 125 mm and width 33.1 mm match ISO dimensions, 53217U is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.