NN3044K Cylindrical Roller Bearing Specifications
Bore d (mm)
220
Outer D (mm)
340
Width B (mm)
90
Dynamic rating Cr (kN)
1000
Static rating Cor (kN)
1480
Grease limit speed (r/min)
1700
Oil limit speed (r/min)
2000
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST NN3044K?
RUIST NN3044K Cylindrical Roller Bearing: bore d = 220 mm, outer diameter D = 340 mm, width/height B = 90 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST NN3044K carry?
Dynamic load rating Cr = 1000 kN and static load rating Cor = 1480 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST NN3044K 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 NN3044K replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 220 mm, OD 340 mm and width 90 mm match ISO dimensions, NN3044K is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.