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D/W R4 R - Deep groove ball bearing - Precision ball bearing

Product modelD/W R4 R
d6.35 mm
D15.875 mm
B4.978 mm
Limiting speed60000 r/min
Reference speed95000r/min r/min
d28.4mm
D213.8mm
D317.526mm
C1.067mm
Chamfer Dimension(r1,2)0.3mm
Shaft shoulder diameter(da)min8mm
Chamfer radius of shaft or bearing seat(ra)0.3mm
Fatigue load limit0.014kN
Minimum load factor(kr)0.02
Calculation coefficient(f0)7.1
Mass bearing0.0042kg

Product Details

The D/W R4 R 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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D/W R4 R / Deep groove ball bearing / Precision ball bearing