12.7mm to 15mm Jaw Type Flexible Coupling D40-L66 - Aluminum Shaft Coupler for Motor and Drive Connections

Aluminum Jaw-Type Coupling D40-L66: 12.7mm to 15mm bore
✔️ Bore: 12.7mm to 15mm; Length: 66mm; Material: Aluminum; Pack: Single

This D40-L66 is a jaw-type flexible coupling designed to connect shafts with 12.7mm to 15mm bores. Made from lightweight aluminum, it’s built to handle small angular misalignment and twisting vibration, delivering smooth power transfer with minimal backlash in motor and drive assemblies.

✅ Bore1: 12.7mm
✅ Bore2: 15mm
✅ Length: 66mm
✅ Outer diameter: 40mm
✅ Material: Aluminum
✅ Type: Jaw-type
✅ Backlash: zero-backlash at low torque
✅ Electrical insulation
✅ Insert spider color varies with stock

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

This handy piece helps align shafts and dampen misalignment in tight spaces where precision matters.

- Improves shaft alignment and reduces vibration in compact machine tools - Supports 12.7mm to 15mm bore variations with low torque - Ideal for robotics, automation, and CNC equipment