NKX40Z Needle Roller Bearing Specifications
Bore d (mm)
40
Outer D (mm)
52
Width B (mm)
32
Dynamic rating Cr (kN)
—
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 NKX40Z?
RAYSDE NKX40Z Needle Roller Bearing: bore d = 40 mm, outer diameter D = 52 mm, width/height B = 32 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RAYSDE NKX40Z carry?
Dynamic load rating Cr = — 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 NKX40Z 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 NKX40Z replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 40 mm, OD 52 mm and width 32 mm match ISO dimensions, NKX40Z is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.