CB71911EX Angular Contact Ball Bearing Specifications
Bore d (mm)
55
Outer D (mm)
80
Width B (mm)
13
Dynamic rating Cr (kN)
15650
Static rating Cor (kN)
10500
Grease limit speed (r/min)
23600
Oil limit speed (r/min)
35400
Frequently Asked Questions / FAQ
What are the exact dimensions of RAYSDE CB71911EX?
RAYSDE CB71911EX Angular Contact Ball Bearing: bore d = 55 mm, outer diameter D = 80 mm, width/height B = 13 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RAYSDE CB71911EX carry?
Dynamic load rating Cr = 15650 kN and static load rating Cor = 10500 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RAYSDE CB71911EX 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 RAYSDE CB71911EX replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 55 mm, OD 80 mm and width 13 mm match ISO dimensions, CB71911EX is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.