N248M Cylindrical Roller Bearing Specifications
Bore d (mm)
240
Outer D (mm)
440
Width B (mm)
72
Dynamic rating Cr (kN)
1150
Static rating Cor (kN)
1340
Grease limit speed (r/min)
1300
Oil limit speed (r/min)
1600
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST N248M?
RUIST N248M Cylindrical Roller 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 N248M carry?
Dynamic load rating Cr = 1150 kN and static load rating Cor = 1340 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST N248M typically used?
Cylindrical Roller Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RUIST N248M replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 240 mm, OD 440 mm and width 72 mm match ISO dimensions, N248M is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.