They are also the smoothest
the teeth are cut into the inside diameter while the outside diameter is kept smooth
Reduction Type: Double Reduction Right Angle (WC/WD)
Input Style: No Flange (projecting shaft)
Click here for spec sheets: BUCNPT Spec Sheet
NB30B-1/2 Steel Spur Gear 34mm ID They are also the smoothestBoston Gear spur gears are designed to transmit motion and power between parallel shafts. The different styles offered include spur, gear rack, pinion wire, stem pinions, and internal gears, and most come with a selection of bore diameters, keyways, and setscrews to accommodate a wide variety of application requirements. They are available in plastic, non metallic, brass, steel, and cast iron and are manufactured in a variety of styles, including