51164X Bearing Specifications
Bore d (mm)
320
Outer D (mm)
400
Width B (mm)
63
Dynamic rating Cr (kN)
365
Static rating Cor (kN)
1660
Grease limit speed (r/min)
600
Oil limit speed (r/min)
900
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 51164X?
RUIST 51164X Bearing: bore d = 320 mm, outer diameter D = 400 mm, width/height B = 63 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 51164X carry?
Dynamic load rating Cr = 365 kN and static load rating Cor = 1660 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 51164X typically used?
Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RUIST 51164X replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 320 mm, OD 400 mm and width 63 mm match ISO dimensions, 51164X is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.