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4DR20 08B-2 20 Tooth Duplex Pilot Bore Sprocket


£7.93


20 Tooth Duplex Sprockets
British Standard
1/2" x 3/8"
Steel C45, UNI7845

Tooth Radius r3 = 13

Radius size C = 1.3

Tooth width b1 = 7.2

Tooth width B2 = 21.0

All dimensions in mm

Intermediate sizes & special platewheels to drawing

Standard : to DIN 8187 ISO/R 606

 





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