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NNC 4940 CV - Precision cylindrical roller bearing - Double row full loaded cylindrical roller bearing

Product modelNNC 4940 CV
d200 mm
D280 mm
B80 mm
Limiting speed1300 r/min
Reference speed1000 r/min
d1≈233mm
D1≈251.5mm
Outer ring lubrication groove width (b1)8mm
Lubrication hole diameter (outer ring) (K)4mm
Chamfer dimension, open bearing (r1,2)min.2.1mm
Shaft shoulder diameter (da) min.min.211mm
Shaft shoulder diameter (das)221mm
Housing shoulder dimension (Da)max.269mm
Chamfer radius (ra)max.2mm
Fatigue load limit(Pu)153kN
Calculation factor (kr)0.25
Bearing weight15.8kg

Product Details

The NNC 4940 CV is part of the Double row full loaded cylindrical roller bearing series within our Precision cylindrical roller bearing range. It is engineered for high-performance industrial use and delivers reliable operation under demanding working conditions.

Typical applications include: machine tool spindles, rolling mills, gearboxes and industrial pumps. For detailed dimensions and load ratings, please refer to the specification table above. Contact FIJ for bulk pricing, technical support or customized solutions.

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NNC 4940 CV / Double row full loaded cylindrical roller bearing / Precision cylindrical roller bearing