Detailed information

Basic size mm	d17 D30 B7
Basic load rating kN	DynamicsC4.62 Static Co2.55
RatedSpeed r/min	Reference speed50000 Limit speed 1) 26000
Model	Both side bandsSeals61903-2Z One side beltSeals-
Size mm	d17 d1 ～20.4 d2 ～- D2 ～27.8 r 1,2 Minimum0.3
Shoulder and chamfer dimensions mm	d a Minimum19 d a Maximum- Da Maximum28 r a Maximum0.3
Calculate coefficient	k r 0.02 fo15
Fatigue load limit Pu	Fatigue load limit Pu0.108
Quality kg	Quality kg0.018

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