7056A Angular Contact Ball Bearing Specifications
Bore d (mm)
280
Outer D (mm)
420
Width B (mm)
65
Dynamic rating Cr (kN)
430
Static rating Cor (kN)
530
Grease limit speed (r/min)
1900
Oil limit speed (r/min)
2600
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 7056A?
RUIST 7056A Angular Contact Ball Bearing: bore d = 280 mm, outer diameter D = 420 mm, width/height B = 65 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 7056A carry?
Dynamic load rating Cr = 430 kN and static load rating Cor = 530 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 7056A 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 7056A replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 280 mm, OD 420 mm and width 65 mm match ISO dimensions, 7056A is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.