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6221 - Deep groove ball bearing - Precision ball bearing

Product model6221
d105 mm
D190 mm
B36 mm
Limiting speed4500 r/min
Reference speed7000r/min r/min
d1131.4mm
D2166.8mm
Chamfer Dimension(r1,2)2.1mm
Shaft shoulder diameter(da)min117mm
Diameter of bearing seat shoulder(Da)178mm
Chamfer radius of shaft or bearing seat(ra)2mm
Fatigue load limit3.65kN
Minimum load factor(kr)0.025
Calculation coefficient(f0)14.4
Mass bearing3.79kg

Product Details

The 6221 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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6221 / Deep groove ball bearing / Precision ball bearing