NN3084 Cylindrical Roller Bearing Specifications
Bore d (mm)
420
Outer D (mm)
620
Width B (mm)
150
Dynamic rating Cr (kN)
2130
Static rating Cor (kN)
4450
Grease limit speed (r/min)
1100
Oil limit speed (r/min)
1400
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST NN3084?
RUIST NN3084 Cylindrical Roller Bearing: bore d = 420 mm, outer diameter D = 620 mm, width/height B = 150 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST NN3084 carry?
Dynamic load rating Cr = 2130 kN and static load rating Cor = 4450 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST NN3084 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 NN3084 replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 420 mm, OD 620 mm and width 150 mm match ISO dimensions, NN3084 is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.