53216U Bearing Specifications
Bore d (mm)
80
Outer D (mm)
115
Width B (mm)
29.5
Dynamic rating Cr (kN)
79
Static rating Cor (kN)
218
Grease limit speed (r/min)
1800
Oil limit speed (r/min)
2600
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 53216U?
RUIST 53216U Bearing: bore d = 80 mm, outer diameter D = 115 mm, width/height B = 29.5 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 53216U carry?
Dynamic load rating Cr = 79 kN and static load rating Cor = 218 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 53216U typically used?
Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RUIST 53216U replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 80 mm, OD 115 mm and width 29.5 mm match ISO dimensions, 53216U is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.