NN3009TB Cylindrical Roller Bearing Specifications
Bore d (mm)
45
Outer D (mm)
75
Width B (mm)
23
Dynamic rating Cr (kN)
57.5
Static rating Cor (kN)
65.5
Grease limit speed (r/min)
14200
Oil limit speed (r/min)
16700
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST NN3009TB?
RUIST NN3009TB Cylindrical Roller Bearing: bore d = 45 mm, outer diameter D = 75 mm, width/height B = 23 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST NN3009TB carry?
Dynamic load rating Cr = 57.5 kN and static load rating Cor = 65.5 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST NN3009TB 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 NN3009TB replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 45 mm, OD 75 mm and width 23 mm match ISO dimensions, NN3009TB is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.