12.7mm to 10mm Jaw Type Flexible Coupling D40-L66 - Aluminum Shaft Coupler for Motor and Drive Connections

This D40-L66 jaw-type flexible coupling is a compact aluminum shaft coupler designed to connect motors and drive systems with a 12.7 mm to 10 mm shaft bore reduction. Ideal for precise alignment tasks in small machinery, CNC setups, and automation projects, it minimizes backlash and smooths power transfer.

✅ Bore: 12.7 mm to 10 mm jaw-type coupling
✅ Length: 66 mm, diameter 40 mm
✅ Material: aluminum; zero-backlash at low torque
✅ Easy fit for smooth hub and sleeve assembly
✅ Electrical insulation and one-piece quantity: 1

💡 What is a jaw-type flexible coupling used for in motor drive connections with 12.7 mm to 10 mm bores? This long-tail question is answered here with practical info.
This handy coupling transfers torque while absorbing minor misalignment and vibration, making it a solid choice for compact machinery.
- for precise alignment in small machines
- reduces backlash in low-torque setups
- supports 12.7 mm to 10 mm bores and 40 mm hub diameter
- aluminum construction keeps weight down while staying strong