51338X Bearing Specifications
Bore d (mm)
190
Outer D (mm)
320
Width B (mm)
105
Dynamic rating Cr (kN)
550
Static rating Cor (kN)
1960
Grease limit speed (r/min)
500
Oil limit speed (r/min)
750
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 51338X?
RUIST 51338X Bearing: bore d = 190 mm, outer diameter D = 320 mm, width/height B = 105 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 51338X carry?
Dynamic load rating Cr = 550 kN and static load rating Cor = 1960 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 51338X typically used?
Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RUIST 51338X replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 190 mm, OD 320 mm and width 105 mm match ISO dimensions, 51338X is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.