Martin Single Quadra-Flex Coupling - Direct Bore, Handy Pick for Motors, Pumps and Conveyors, Solid Drivetrain Part Built for Daily Use, Pro Grade Shaft Coupling for Smooth Power Transfer

Martin Single Quadra-Flex Coupling - Direct Bore
✔️ Single shaft coupling, Plant and Shop Use, Pro Grade Build

The Martin Quadra-Flex Coupling - Direct Bore is a shaft coupling or collar for joining shafts, locking parts in place and transmitting power. Machine builders, maintenance techs and OEM crews use it on motors, pumps, conveyors and automation gear. This listing is for one single item.

✅ Brand: Martin
✅ Mfr part number: 6H 1 3/8
✅ Product type: Shaft Coupling
✅ Pack size: Single, 1 piece

💡 Jaw vs disc vs grid couplings, what's the difference?

Each style handles torque and misalignment a bit differently.

• Jaw couplings are a budget friendly pick with a flexible spider.
• Disc couplings are stiff and accurate for motion control.
• Grid couplings handle shock loads and heavy duty drives.

Grab the Martin Quadra-Flex Coupling - Direct Bore and get the job done right.