6420M Deep Groove Ball Bearing Specifications
Bore d (mm)
100
Outer D (mm)
250
Width B (mm)
58
Dynamic rating Cr (kN)
214
Static rating Cor (kN)
184
Grease limit speed (r/min)
2600
Oil limit speed (r/min)
3400
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 6420M?
RUIST 6420M Deep Groove Ball Bearing: bore d = 100 mm, outer diameter D = 250 mm, width/height B = 58 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 6420M carry?
Dynamic load rating Cr = 214 kN and static load rating Cor = 184 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 6420M 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 6420M replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 100 mm, OD 250 mm and width 58 mm match ISO dimensions, 6420M is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.