ND54 Cast Iron Spur Gear 0.50" ID Boston Gear’s worm gears provide

Boston Gear’s worm gears provide effective power transmission in applications requiring high-ratio speed reduction in a limited space using right angle (90°)

Self-lubricating bearings resist corrosion

stem pinions

Recessed screw head provides an outside surface free of major projections for safety

ND54 Cast Iron Spur Gear 0.50" ID Boston Gear’s worm gears provideBoston 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