1/2" to 22mm Jaw Type Flexible Coupling D40-L66 - Aluminum Shaft Coupler for Motor and Drive Connections

Single unit jaw-type aluminum coupling 1/2 to 22mm, D40-L66
✔️ 1/2 to 22mm bore, 66mm long, aluminum body, zero backlash

The D40-L66 is a jaw type flexible coupling made from aluminum that connects motors to drives. It's used to transmit torque while accommodating small misalignments and reducing vibration in CNC machines, robotics, and automation setups.

✅ Bore 1: 1/2" (12.7 mm)
✅ Bore 2: 22 mm (0.866 in)
✅ Length: 66 mm (2.60 in)
✅ Outer diameter: 40 mm (1.57 in)
✅ Material: Aluminum, Jaw-type design
✅ Features: zero-backlash torque transfer, electrical insulation

💡 What is a jaw type flexible coupling used for in motor drive systems?

Short answer: it provides a reliable, handy way to connect shafts while absorbing misalignment.

- Transfers torque between slightly misaligned shafts
- Dampens twisting vibrations to protect bearings
- Maintains zero-backlash drive path
- Electrical insulation protects control electronics