51238X Bearing Specifications
Bore d (mm)
190
Outer D (mm)
270
Width B (mm)
62
Dynamic rating Cr (kN)
320
Static rating Cor (kN)
1110
Grease limit speed (r/min)
750
Oil limit speed (r/min)
1100
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 51238X?
RUIST 51238X Bearing: bore d = 190 mm, outer diameter D = 270 mm, width/height B = 62 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 51238X carry?
Dynamic load rating Cr = 320 kN and static load rating Cor = 1110 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 51238X typically used?
Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RUIST 51238X replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 190 mm, OD 270 mm and width 62 mm match ISO dimensions, 51238X is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.