Rigid Coupling RC-087 For Torque Transmission And Alignment In Mild Steel With Black Oxide Finish, 7/8 Bore, 1-3/4 Outside Diameter, 2 Length, 5/16-18 Set Screws, Easy No-Fuss Install, Cost-Effective, Corrosion Resistant

RC-087 single coupling for torque transfer and alignment
✔️ 7/8 bore, 1-3/4 in OD, 2 in length, 5/16-18 screws, black oxide

This compact coupling is designed for torque transmission and shaft alignment in mild steel assemblies. It’s easy to install without major disassembly, and the black oxide finish adds corrosion resistance.

✅ Bore: 7/8 in
✅ Outside diameter: 1-3/4 in
✅ Length: 2 in
✅ Set screws: 5/16-18
✅ Finish: black oxide
✅ Material: mild steel
✅ Tolerance: +0.0005 / +0.0030

💡 What is a rigid coupling used for in mechanical drive systems?

Rigid couplings provide a straightforward way to connect two shafts, transmitting torque while keeping alignment. Handy for simple drives and tight tolerances. - precise torque transmission - simple shaft-to-shaft connection - reliable alignment in mild steel setups