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Click here for spec sheets: CUCNPFB Spec Sheet
When used with Boston Gear worms
Input Style: No Flange (projecting shaft)
a same-hand helix angles must be used
• Dependable
QDH21 Non-Metallic Spur Gear 4" ID Click here for spec sheets:Boston 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
