7960A Angular Contact Ball Bearing Specifications
Bore d (mm)
300
Outer D (mm)
420
Width B (mm)
56
Dynamic rating Cr (kN)
395
Static rating Cor (kN)
500
Grease limit speed (r/min)
1900
Oil limit speed (r/min)
2500
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 7960A?
RUIST 7960A Angular Contact Ball Bearing: bore d = 300 mm, outer diameter D = 420 mm, width/height B = 56 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 7960A carry?
Dynamic load rating Cr = 395 kN and static load rating Cor = 500 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 7960A 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 7960A replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 300 mm, OD 420 mm and width 56 mm match ISO dimensions, 7960A is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.