NNC4944CV Bearing Specifications
Bore d (mm)
220
Outer D (mm)
300
Width B (mm)
80
Dynamic rating Cr (kN)
737
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 NNC4944CV?
RAYSDE NNC4944CV Bearing: bore d = 220 mm, outer diameter D = 300 mm, width/height B = 80 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RAYSDE NNC4944CV carry?
Dynamic load rating Cr = 737 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 NNC4944CV typically used?
Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RAYSDE NNC4944CV replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 220 mm, OD 300 mm and width 80 mm match ISO dimensions, NNC4944CV is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.