Zinc Plated Solid Steel Set Screw Shaft Collars 5/16 Inch Bore 5/8 Inch Outer Diameter 5/16 Inch Width Includes 4 Set Screws 10-32 By 1/8 Inch High Quality Carbon Steel Locking Collars For Machinery And DIY Projects

Zinc Plated 5/16in Shaft Collar Set, 4-Pack with Screws
✔️ ID 5/16 in; OD 5/8 in; Width 5/16 in; 4x 10-32×1/8 in screws

These zinc plated set screw shaft collars grip on round shafts to locate parts and keep them from moving along the shaft. They’re handy in machinery assemblies, conveyors, automotive build projects, and DIY hobby setups where precise component positioning matters.

✅ Bore: 5/16 in (7.94 mm)
✅ OD: 5/8 in (15.88 mm)
✅ Width: 5/16 in (7.94 mm)
✅ Material: carbon steel with zinc plating for corrosion resistance
✅ Includes: 4 pieces with 4x 10-32×1/8 in setscrews

💡 What is a shaft collar set screw used for in machinery?

A handy piece that clamps onto a shaft to locate parts and prevent axial motion. - Secures pulleys, gears, wheels on rotating shafts - Handy in conveyors, drive systems, and hobby builds - Made from zinc plated carbon steel for corrosion resistance