18mm to 15mm Jaw Type Flexible Coupling D40-L66 - Aluminum Shaft Coupler for Motor and Drive Connections

Aluminum Jaw-Type Flexible Coupling 18mm to 15mm, 66mm
✔️ Single pack, D40 size, 66mm length, aluminum jaw coupling

This aluminum jaw-type flexible coupling (D40-L66) is a compact shaft connector built from aluminum for strength and light weight. It joins motor and driven shafts, compensates for misalignment, and reduces vibration in small-to-medium drive systems such as CNC machines, printers, and automation gear.

✅ Bore 18 mm and 15 mm; fits motor and driven shafts
✅ Length 66 mm; outer diameter 40 mm; aluminum body
✅ Jaw-type design enables tight fit with zero-backlash at low torque
✅ Easy assembly and smooth shaft connection
✅ Spider color varies by stock; ex-stock quantity may differ

💡 What is a jaw-type flexible coupling used for in motor drives? This handy connector links shafts and helps absorb misalignment.

- It transfers torque with minimal backlash - It dampens vibration and torsional stress - It is lightweight aluminum and easy to install - It works well in hobby machines and small automation setups