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QJ 317 N2MA - Precision ball bearing - QJ four point contact ball bearing

Product modelQJ 317 N2MA
d85 mm
D180 mm
B41 mm
Limiting speed6700 r/min
d1≈117mm
D1≈148mm
Distance from load point (a)93mm
h11.7mm
b10.5mm
Fillet radius of locating groove (r0)2mm
Chamfer size of inner ring (r1,2)min.3mm
damin.99mm
Damax.166mm
ramax.2.5mm
Pu9.3kN
Calculation coefficient (A)0.193
Calculation coefficient (e)0.95
Calculation coefficient (X)0.6
Y00.58
Y10.66
Y21.07
Mass bearing5.45kg

Product Details

The QJ 317 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 317 N2MA / QJ four point contact ball bearing / Precision ball bearing