6315DDU Deep Groove Ball Bearing Specifications
Bore d (mm)
75
Outer D (mm)
160
Width B (mm)
37
Dynamic rating Cr (kN)
125
Static rating Cor (kN)
77
Grease limit speed (r/min)
2800
Oil limit speed (r/min)
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Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 6315DDU?
RUIST 6315DDU Deep Groove Ball Bearing: bore d = 75 mm, outer diameter D = 160 mm, width/height B = 37 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 6315DDU carry?
Dynamic load rating Cr = 125 kN and static load rating Cor = 77 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 6315DDU 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 6315DDU replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 75 mm, OD 160 mm and width 37 mm match ISO dimensions, 6315DDU is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.