Five Eighth Inch Bore Solid Carbon Steel Shaft Collars Zinc Plated Four Pack Heavy Duty Set For Machinery Automotive Lawn Tractors And Industrial Use Built Tough For Real World Jobs

5/8 in Bore Carbon Steel Shaft Collars, Zinc Plated 4-Pack
✔️ 5/8 bore, 1 1/8 OD, 1/2 in height; includes 4 collars, 2 spare screws + Allen key

These heavy-duty shaft collars lock components on rotating shafts and keep parts properly positioned in gearboxes, drive trains, agricultural equipment, automotive assemblies, and DIY projects. Made from solid carbon steel with a protective zinc finish, they resist corrosion and stand up to real-world use in both indoor and outdoor settings.

✅ Heavy-duty carbon steel construction for strength and load bearing
✅ Zinc plated finish for corrosion resistance in outdoor conditions
✅ Precise 5/8 bore, 1 1/8 OD, 1/2 height for secure fit
✅ 1/4-20x1/4 socket cup-point set screws flush to surface
✅ Includes 4 collars, 2 spare screws and an Allen key

💡 What is a shaft collar used for in mechanical assemblies?

Here's a concise, practical answer.

- handy for securing gears, pulleys, and sprockets on rotating shafts
- zinc plated carbon steel resists corrosion in outdoor or humid environments
- flush socket cup-point screws lock tightly and resist loosening under heavy load