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BC4B 326853/HB1 - Precision cylindrical roller bearing - Four row cylindrical roller bearing

Product modelBC4B 326853/HB1
d500 mm
D738 mm
B500 mm
Total bearing width on outer ring (C)500mm
Loose flange ring bore diameter (D1)≈669.9mm
Inner ring raceway diameter (F)556mm
Annular groove width (b)22.3mm
Lubrication hole diameter (outer ring) (K)12mm
Inner ring fillet radius/chamfer (r1,2)min.10.5mm
Inner ring chamfer (α)20°
Outer ring chamfer dimension (r3,4)min.4mm
Fatigue load limit(Pu)1760kN
Calculation factor (kr)600
Bearing weight735kg

Product Details

The BC4B 326853/HB1 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 326853/HB1 / Four row cylindrical roller bearing / Precision cylindrical roller bearing