ND21B-7/8 Steel Spur Gear 2.31" OD Type: Cylindrical

Type: Cylindrical

Note: Because the efficiency of a worm gear drive depends on the lead angle and number of starts on the worm

Input Shaft Size: 0

KWY/Setscrew/Other: 1/8"Bore= #2-56 setscrew

Diametral Pitch: 20

ND21B-7/8 Steel Spur Gear 2.31" OD Type: CylindricalBoston 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