XR678052 Crossed Roller Bearing Specifications
Bore d (mm)
330.2
Outer D (mm)
457.2
Width B (mm)
63.5
Dynamic rating Cr (kN)
—
Static rating Cor (kN)
—
Grease limit speed (r/min)
—
Oil limit speed (r/min)
—
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST XR678052?
RUIST XR678052 Crossed Roller Bearing: bore d = 330.2 mm, outer diameter D = 457.2 mm, width/height B = 63.5 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST XR678052 carry?
Dynamic load rating Cr = — kN and static load rating Cor = — kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST XR678052 typically used?
Crossed Roller Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RUIST XR678052 replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 330.2 mm, OD 457.2 mm and width 63.5 mm match ISO dimensions, XR678052 is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.