15.875mm to 12.7mm Jaw Type Flexible Coupling D40-L66 - Aluminum Shaft Coupler for Motor and Drive Connections

Jaw-Type Aluminum Coupling D40-L66: 15.875/12.7mm Bores
✔️ Aluminum jaw-type coupling; bore 15.875/12.7mm, L66, Ø40, 1 pc

This D40-L66 jaw-type flexible coupling is a compact aluminum shaft coupler designed to link motor and driven shafts, delivering tight fit and zero backlash at low torque while forgiving minor misalignment. It’s a great fit for small automation, robotics, CNC setups, and other drive systems demanding smooth motion and reliable torque transfer.

✅ Bore 1: 15.875 mm (0.625 in)
✅ Bore 2: 12.7 mm (0.50 in)
✅ Length: 66 mm (2.60 in)
✅ Outer Ø: 40 mm (1.57 in)
✅ Material: Aluminum
✅ Electrical insulation: Yes

💡 What is a jaw-type flexible coupling commonly used for? The handy device helps transfer torque between shafts while absorbing misalignment and vibration. - ideal for motor-to-drive connections in small machines - reduces vibration and backlash in precision equipment - supports angular and parallel misalignment in low-to-mid torque setups