NN3072KR Cylindrical Roller Bearing Specifications
Bore d (mm)
360
Outer D (mm)
540
Width B (mm)
134
Dynamic rating Cr (kN)
1700
Static rating Cor (kN)
3450
Grease limit speed (r/min)
1500
Oil limit speed (r/min)
1800
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST NN3072KR?
RUIST NN3072KR Cylindrical Roller Bearing: bore d = 360 mm, outer diameter D = 540 mm, width/height B = 134 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST NN3072KR carry?
Dynamic load rating Cr = 1700 kN and static load rating Cor = 3450 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST NN3072KR 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 NN3072KR replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 360 mm, OD 540 mm and width 134 mm match ISO dimensions, NN3072KR is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.