MR104B Deep Groove Ball Bearing Specifications
Bore d (mm)
4
Outer D (mm)
10
Width B (mm)
3
Dynamic rating Cr (kN)
0.78
Static rating Cor (kN)
0.27
Grease limit speed (r/min)
50000
Oil limit speed (r/min)
60000
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST MR104B?
RUIST MR104B Deep Groove Ball Bearing: bore d = 4 mm, outer diameter D = 10 mm, width/height B = 3 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST MR104B carry?
Dynamic load rating Cr = 0.78 kN and static load rating Cor = 0.27 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST MR104B 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 MR104B replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 4 mm, OD 10 mm and width 3 mm match ISO dimensions, MR104B is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.