17mm to 12.7mm Jaw Type Flexible Coupling D40-L66 - Aluminum Shaft Coupler for Motor and Drive Connections

Aluminum Jaw-Type Coupling D40-L66, 17mm to 12.7mm (One)
✔️ 66mm length, 40mm OD, bores 17mm and 12.7mm, aluminum body

The D40-L66 jaw-type flexible coupling is a lightweight aluminum shaft coupler designed to connect motors to drives. It handles small misalignments and dampens vibration, making it common in CNC, robotics, and general purpose drive setups.

✅ Coupling type: jaw-type flexible coupling
✅ Bore1: 17 mm; Bore2: 12.7 mm
✅ Length: 66 mm; Outer diameter: 40 mm
✅ Material: Aluminum; Spider color varies by stock
✅ Features: tight fit with zero-backlash at low torque; electrical insulation

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

This handy component helps align shafts and absorb small misalignments. - improves torque transfer with minimal backlash - accommodates angular and parallel misalignment - provides electrical insulation for compact machinery