61856M Deep Groove Ball Bearing Specifications
Bore d (mm)
280
Outer D (mm)
350
Width B (mm)
33
Dynamic rating Cr (kN)
133
Static rating Cor (kN)
192
Grease limit speed (r/min)
1600
Oil limit speed (r/min)
1900
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 61856M?
RUIST 61856M Deep Groove Ball Bearing: bore d = 280 mm, outer diameter D = 350 mm, width/height B = 33 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 61856M carry?
Dynamic load rating Cr = 133 kN and static load rating Cor = 192 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 61856M 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 61856M replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 280 mm, OD 350 mm and width 33 mm match ISO dimensions, 61856M is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.