NN3015ZTBKR Cylindrical Roller Bearing Specifications
Bore d (mm)
75
Outer D (mm)
115
Width B (mm)
30
Dynamic rating Cr (kN)
66
Static rating Cor (kN)
74.5
Grease limit speed (r/min)
9400
Oil limit speed (r/min)
12500
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST NN3015ZTBKR?
RUIST NN3015ZTBKR Cylindrical Roller Bearing: bore d = 75 mm, outer diameter D = 115 mm, width/height B = 30 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST NN3015ZTBKR carry?
Dynamic load rating Cr = 66 kN and static load rating Cor = 74.5 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST NN3015ZTBKR typically used?
Cylindrical Roller Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RUIST NN3015ZTBKR replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 75 mm, OD 115 mm and width 30 mm match ISO dimensions, NN3015ZTBKR is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.