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QJF 1084 N2MA - Precision ball bearing - QJF/Q four point contact ball bearing

Product modelQJF 1084 N2MA
d420 mm
D620 mm
B90 mm
Limiting speed1500 r/min
d1≈490mm
D1≈550mm
Distance from load point (a)364mm
Fillet radius of locating groove (r0)2.5mm
Chamfer size of inner ring (r1,2)min.5mm
damin.442mm
Damax.598mm
ramax.4mm
Pu42.5kN
Calculation coefficient (A)14.5
Calculation coefficient (e)0.95
Calculation coefficient (X)0.6
Y00.58
Y10.66
Y21.07
Mass bearing99.5kg

Product Details

The QJF 1084 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 1084 N2MA / QJF/Q four point contact ball bearing / Precision ball bearing