12.7mm to 19mm Jaw Type Flexible Coupling D40-L66 - Aluminum Shaft Coupler for Motor and Drive Connections

This compact aluminum jaw-type flexible coupling connects two shafts with a defined misalignment tolerance. Sold as a single unit, it's common in small motors, gearboxes, CNC machines, and conveyors to absorb vibration and accommodate minor angular or parallel misalignment.

✅ Bore 1: 12.7 mm
✅ Bore 2: 19 mm
✅ Length: 66 mm
✅ Outer diameter: 40 mm
✅ Material: Aluminum
✅ Features: jaw-type design, zero backlash at low torque, accommodates eccentricity and angular misalignment, offers electrical insulation

💡 What is a jaw type flexible coupling used for in motor and drive connections and CNC setups?

- handy for joining motors to gearboxes in compact automation systems

- handy for bearing and shaft misalignment tolerance in CNCs

- helps improve torque transfer with minimal backlash

- offers electrical insulation where required