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4311 ATN9 - Deep groove ball bearing - Precision ball bearing

Product model4311 ATN9
d55 mm
D120 mm
B43 mm
Limiting speed5000 r/min
Reference speed9000r/min r/min
d176.5mm
D198.5mm
Chamfer Dimension(r1,2)2mm
Shaft shoulder diameter(da)min66mm
Diameter of bearing seat shoulder(Da)109mm
Chamfer radius of shaft or bearing seat(ra)2mm
Fatigue load limit3.45kN
Minimum load factor(kr)0.06
Calculation coefficient(f0)13.7
Mass bearing2.15kg

Product Details

The 4311 ATN9 is part of the Deep groove 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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4311 ATN9 / Deep groove ball bearing / Precision ball bearing