7311AWDT Angular Contact Ball Bearing Specifications
Bore d (mm)
55
Outer D (mm)
120
Width B (mm)
58
Dynamic rating Cr (kN)
153
Static rating Cor (kN)
123
Grease limit speed (r/min)
3200
Oil limit speed (r/min)
4300
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 7311AWDT?
RUIST 7311AWDT Angular Contact Ball Bearing: bore d = 55 mm, outer diameter D = 120 mm, width/height B = 58 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 7311AWDT carry?
Dynamic load rating Cr = 153 kN and static load rating Cor = 123 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 7311AWDT typically used?
Angular Contact Ball Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RUIST 7311AWDT replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 55 mm, OD 120 mm and width 58 mm match ISO dimensions, 7311AWDT is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.