NNU4168M/W33 Bearing Specifications
Bore d (mm)
340
Outer D (mm)
580
Width B (mm)
243
Dynamic rating Cr (kN)
4020
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 NNU4168M/W33?
RAYSDE NNU4168M/W33 Bearing: bore d = 340 mm, outer diameter D = 580 mm, width/height B = 243 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RAYSDE NNU4168M/W33 carry?
Dynamic load rating Cr = 4020 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 NNU4168M/W33 typically used?
Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RAYSDE NNU4168M/W33 replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 340 mm, OD 580 mm and width 243 mm match ISO dimensions, NNU4168M/W33 is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.