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BC4B 319411 - Precision cylindrical roller bearing - Four row cylindrical roller bearing

Product modelBC4B 319411
d510 mm
D680 mm
B6 mm mm
Total bearing width on inner ring (B)500mm
Total bearing width on outer ring (C)500mm
Loose flange ring bore diameter (D1)≈630.6mm
Inner ring raceway diameter (F)560mm
Annular groove width (b)22.3mm
Lubrication hole diameter (outer ring) (K)12mm
Inner ring fillet radius/chamfer (r1,2)min.22mm
Inner ring chamfer (α)20°
Outer ring chamfer dimension (r3,4)min.3mm
Fatigue load limit(Pu)2080kN
Calculation factor (kr)0
Bearing weight522kg

Product Details

The BC4B 319411 is part of the Four row 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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BC4B 319411 / Four row cylindrical roller bearing / Precision cylindrical roller bearing