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QJF 305 N2MA - Precision ball bearing - QJF/Q four point contact ball bearing

Product modelQJF 305 N2MA
d25 mm
D62 mm
B17 mm
Limiting speed20000 r/min
d1≈34mm
D1≈49mm
Distance from load point (a)30mm
Fillet radius of locating groove (r0)0.5mm
Chamfer size of inner ring (r1,2)min.1.1mm
damin.32mm
Damax.55mm
ramax.1mm
Pu1.27kN
Calculation coefficient (A)0.00278
Calculation coefficient (e)0.95
Calculation coefficient (X)0.6
Y00.58
Y10.66
Y21.07
Mass bearing0.29kg

Product Details

The QJF 305 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 305 N2MA / QJF/Q four point contact ball bearing / Precision ball bearing