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QJF 318 N2MA - Precision ball bearing - QJF/Q four point contact ball bearing

Product modelQJF 318 N2MA
d90 mm
D190 mm
B43 mm
Limiting speed6300 r/min
d1≈124mm
D1≈156mm
Distance from load point (a)98mm
Fillet radius of locating groove (r0)2mm
Chamfer size of inner ring (r1,2)min.3mm
damin.104mm
Damax.176mm
ramax.2.5mm
Pu11kN
Calculation coefficient (A)0.26
Calculation coefficient (e)0.95
Calculation coefficient (X)0.6
Y00.58
Y10.66
Y21.07
Mass bearing6.45kg

Product Details

The QJF 318 N2MA is part of the QJF/Q 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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QJF 318 N2MA / QJF/Q four point contact ball bearing / Precision ball bearing