18mm to 19mm Jaw Type Flexible Coupling D40-L66 - Aluminum Shaft Coupler for Motor and Drive Connections

This jaw-type flexible coupling connects a motor shaft to a driven shaft with a tight-fit, zero-backlash link, ideal for small to mid-size machines, CNCs, and robotics where precise torque transfer matters.

✅ Bore 1 diameter: 18mm
✅ Bore 2 diameter: 19mm
✅ Overall length: 66mm
✅ Outer diameter: 40mm
✅ Material: Aluminum with electrical insulation
✅ Tight-fit design minimizes backlash at low torque

💡 What is a jaw-type flexible coupling used for in motor and drive systems? This handy explanation helps buyers pick the right part for their setup: - Smooth torque transfer between motor and load with minimal backlash - Tolerates small angular misalignment and dampens vibration - Lightweight aluminum housing keeps installation quick and maintenance easy