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BC4-8021/HB1 - Precision cylindrical roller bearing - Four row cylindrical roller bearing

Product modelBC4-8021/HB1
d850 mm
D1180 mm
B6 mm mm
内圈上的轴承总宽度(B)850mm
外圈上的轴承总宽度(C)850mm
活动凸缘环孔径(D1)≈1083.7mm
内圈滚道直径(F)940mm
环形槽宽度(b)22.3mm
润滑孔直径(外圈)(K)12mm
内圈圆角半径/倒角(r1,2)min.20mm
内圈倒角(α)20°
外圈倒角尺寸(r3,4)min.4mm
Fatigue load limit(Pu)4650kN
计算系数(kr)700
Weight轴承2900kg

Product Details

The BC4-8021/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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BC4-8021/HB1 / Four row cylindrical roller bearing / Precision cylindrical roller bearing