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No. 50, B Style, 1.250" Finished Bore

All dimensions are nominal values and for reference only
Unit of Measure

Specifications

Hub Diameter_SYN

3.750 in

Length Through Bore_SYN

1.250 in

Sprocket Style_SYN

B

Number of Teeth_SYN

53

Bore Diameter_SYN

1.250 in

Max. Bore

2.500 in

Weight_SYN

10.370 lb

Tooth Width_SYN

0.343 in

Hardened Teeth 

Yes

Chain Technical Data

Chain Pitch_SYN

0.625 in

Chain Number_SYN

50

Sprocket Diameters

Outside Diameter_SYN

10.910 in

Pitch Diameter_SYN

10.55 in

Caliper Sprocket Diameter at 3/8 in Pitch

10.146 in