7248B Angular Contact Ball Bearing Specifications
Bore d (mm)
240
Outer D (mm)
440
Width B (mm)
72
Dynamic rating Cr (kN)
419
Static rating Cor (kN)
626
Grease limit speed (r/min)
1000
Oil limit speed (r/min)
1500
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 7248B?
RUIST 7248B Angular Contact Ball Bearing: bore d = 240 mm, outer diameter D = 440 mm, width/height B = 72 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 7248B carry?
Dynamic load rating Cr = 419 kN and static load rating Cor = 626 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 7248B 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 7248B replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 240 mm, OD 440 mm and width 72 mm match ISO dimensions, 7248B is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.