7411AC Angular Contact Ball Bearing Specifications
Bore d (mm)
55
Outer D (mm)
140
Width B (mm)
33
Dynamic rating Cr (kN)
120
Static rating Cor (kN)
90
Grease limit speed (r/min)
4300
Oil limit speed (r/min)
5600
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 7411AC?
RUIST 7411AC Angular Contact Ball Bearing: bore d = 55 mm, outer diameter D = 140 mm, width/height B = 33 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 7411AC carry?
Dynamic load rating Cr = 120 kN and static load rating Cor = 90 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 7411AC 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 7411AC replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 55 mm, OD 140 mm and width 33 mm match ISO dimensions, 7411AC is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.