Detailed information

Basic size mm	d55 D72 B9
Basic load rating kN	DynamicsC9.04 Static Co8.8
RatedSpeed r/min	Reference speed19000 Limit speed 1) 9500
Model	Both side bandsSeals61811-2RZ One side beltSeals-
Size mm	d55 d1 ～60.6 D2 ～68.6 r 1,2 Minimum0.3
Shoulder and chamfer dimensions mm	d a Minimum57 Da Maximum70 r a Maximum0.3
Calculate coefficient	k r 0.015 fo17
Fatigue load limit Pu	Fatigue load limit Pu0.375
Quality kg	Quality kg0.083

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