51409 Bearing Specifications
Bore d (mm)
45
Outer D (mm)
100
Width B (mm)
39
Dynamic rating Cr (kN)
128
Static rating Cor (kN)
246
Grease limit speed (r/min)
1600
Oil limit speed (r/min)
2400
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 51409?
RUIST 51409 Bearing: bore d = 45 mm, outer diameter D = 100 mm, width/height B = 39 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 51409 carry?
Dynamic load rating Cr = 128 kN and static load rating Cor = 246 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 51409 typically used?
Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RUIST 51409 replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 45 mm, OD 100 mm and width 39 mm match ISO dimensions, 51409 is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.