Detailed information

Basic size mm	d20 D42 B30
Basic load rating kN	DynamicsC52.3 Static Co57
RatedSpeed r/min	Reference speed8500 Limit speed10000
Model	ModelNNCF5004CV
Size mm	d20 d 1 ～28.4 D1 ～33.2 E36.81 b 1 4.5 k3 r 1,2 Minimum0.6 s 1) 1
Shoulder and chamfer dimensions mm	d a Minimum23.2 d as 2) 建议值26.6 Da Maximum38.8 r a Maximum0.6
Fatigue load limit Pu	Fatigue load limit Pu6.2
Quality	Quality0.2

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