NK3020TN Needle Roller Bearing Specifications
Bore d (mm)
30
Outer D (mm)
40
Width B (mm)
20
Dynamic rating Cr (kN)
25.1
Static rating Cor (kN)
—
Grease limit speed (r/min)
—
Oil limit speed (r/min)
—
Frequently Asked Questions / FAQ
What are the exact dimensions of RAYSDE NK3020TN?
RAYSDE NK3020TN Needle Roller Bearing: bore d = 30 mm, outer diameter D = 40 mm, width/height B = 20 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RAYSDE NK3020TN carry?
Dynamic load rating Cr = 25.1 kN and static load rating Cor = — kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RAYSDE NK3020TN typically used?
Needle Roller Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RAYSDE NK3020TN replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 30 mm, OD 40 mm and width 20 mm match ISO dimensions, NK3020TN is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.