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NNC 4864 CV - Precision cylindrical roller bearing - Double row full loaded cylindrical roller bearing

Product modelNNC 4864 CV
d320 mm
D400 mm
B80 mm
Limiting speed800 r/min
Reference speed630 r/min
d1≈352mm
D1≈372mm
Outer ring lubrication groove width (b1)9.4mm
Lubrication hole diameter (outer ring) (K)5mm
Chamfer dimension, open bearing (r1,2)min.2.1mm
Shaft shoulder diameter (da) min.min.331mm
Shaft shoulder diameter (das)341mm
Housing shoulder dimension (Da)max.390mm
Chamfer radius (ra)max.2mm
Fatigue load limit(Pu)208kN
Calculation factor (kr)0.2
Bearing weight24kg

Product Details

The NNC 4864 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 4864 CV / Double row full loaded cylindrical roller bearing / Precision cylindrical roller bearing