BL315ZZ Deep Groove Ball Bearing Specifications
Bore d (mm)
75
Outer D (mm)
160
Width B (mm)
37
Dynamic rating Cr (kN)
138
Static rating Cor (kN)
116
Grease limit speed (r/min)
4000
Oil limit speed (r/min)
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Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST BL315ZZ?
RUIST BL315ZZ 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 BL315ZZ carry?
Dynamic load rating Cr = 138 kN and static load rating Cor = 116 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST BL315ZZ 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 BL315ZZ replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 75 mm, OD 160 mm and width 37 mm match ISO dimensions, BL315ZZ is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.