One Piece Clamping Rigid Coupling In Black Oxide Steel Built Tough For Precision Gearwork With Dual One Quarter Inch Bores Five Eighths Inch Outside Diameter One Inch Length Made In USA

One-Piece Black Oxide Rigid Coupling for 1/4 in Shafts
✔️ 5/8 in OD, 1 in long, dual 1/4 in bores, carbon steel

Made in United States, this one-piece clamping rigid coupling joins shafts with precise alignment in small gear systems and tooling setups.

✅ Dual bore diameters: 1/4 in each
✅ Outside diameter: 5/8 in
✅ Overall length: 1 in
✅ Material: carbon steel with black oxide finish
✅ Maximum torque: 200 in-lb
✅ Maximum speed: 4000 RPM
✅ Construction: one-piece rigid coupling
✅ Made in United States

💡 What is a rigid shaft coupling used for in precision gearwork and small machinery?

Rigid couplings join shafts with precise alignment and torque transfer for compact gearwork and tooling setups.

- handy for precise torque transfer in small gear systems
- compact setup reduces backlash and misalignment
- quick to install with a simple one-piece design
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