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QJ 1072 N2MA - Precision ball bearing - QJ four point contact ball bearing

Product modelQJ 1072 N2MA
d360 mm
D540 mm
B82 mm
Limiting speed1700 r/min
d1≈423mm
D1≈477mm
Distance from load point (a)315mm
h12.5mm
b15mm
Fillet radius of locating groove (r0)2.5mm
Chamfer size of inner ring (r1,2)min.5mm
damin.382mm
Damax.518mm
ramax.4mm
Pu38kN
Calculation coefficient (A)10.4
Calculation coefficient (e)0.95
Calculation coefficient (X)0.6
Y00.58
Y10.66
Y21.07
Mass bearing70.5kg

Product Details

The QJ 1072 N2MA is part of the QJ four point contact ball bearing series within our Precision ball bearing range. It is engineered for high-performance industrial use and delivers reliable operation under demanding working conditions.

Typical applications include: electric motors, pumps, gearboxes, agricultural machinery and automotive systems. 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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QJ 1072 N2MA / QJ four point contact ball bearing / Precision ball bearing