Hand Fine Spur Gear (Polar # 218629)
Machines: Some of the early Polar EL and Polar CE paper cutters.
Size: It's outside diameter measures 4.97" (126mm). Its overall width is approximately 1.57" (40mm). It has a 19mm diameter bore (.75"), and a 6 mm wide keyway.
This 22 tooth gear is used in the hand fine adjustment mechanism. The teeth are curved round "lobes", not conventional gear teeth.
This gear does NOT fit on the Polar 72 models. These used a smaller 12 tooth gear, Polar part number 218631, our part G319.
This gear is machined from delrin and it mates with our pinion gear, G320.
