Teilkreisdurchmesser d, für Einheitsteilung a mm
consisting of
part 1: sprocket wheel disk 24B z=12 nach DIN ISO 606
for single roller chain
part 2: shaft dia.93 x 347,5
all radii and relief grooves have to be machined
with best possible surface to decrease notch effect
(Ra smaller 1,6)
conserved