Detailed information

Basic size mm	d50 D72 B22
Basic load rating kN	DynamicsC86.5 Static Co125
RatedSpeed r/min	Reference speed- Limit speed3600
Model	BearingCylindrical holeC4910V Conical holeC4910K30V
Size mm	d50 d 2 ～56.9 D1 ～66.1 r 1,2 Minimum0.6 s 1 1) ～4.7 s 2 1) ～1.7
Shoulder and chamfer dimensions mm	d a Minimum53.2 d a Maximum62 Da Minimum- Da Maximum68.8 Ca 2) Maximum- r a Maximum0.6
Calculate coefficient	k 1 0.103 k 2 0.114
Fatigue load limit Pu	Fatigue load limit Pu13.7
Quality	Quality0.29

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