the SNASTRS has an eccentric locking bearing insert
While 20° PA is generally recognized as having a higher load-carrying capacity
Climax Series C801 Single Nut Locking Assemblies deliver a mechanical interference fit and provides a higher torque capacity over alternative keyed connections
Boston Gear manufactures both 14 1/2° and 20° PA
G256 Brass Spur Gear Single Joint the SNASTRS has an eccentricBoston 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