6864 Deep Groove Ball Bearing Specifications
Bore d (mm)
320
Outer D (mm)
400
Width B (mm)
38
Dynamic rating Cr (kN)
185
Static rating Cor (kN)
244
Grease limit speed (r/min)
1300
Oil limit speed (r/min)
1500
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 6864?
RUIST 6864 Deep Groove Ball Bearing: bore d = 320 mm, outer diameter D = 400 mm, width/height B = 38 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 6864 carry?
Dynamic load rating Cr = 185 kN and static load rating Cor = 244 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 6864 typically used?
Deep Groove Ball Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RUIST 6864 replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 320 mm, OD 400 mm and width 38 mm match ISO dimensions, 6864 is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.