FRENCO MD-22 No-Hub Couplings

Product Description

The FRENCO MD-22 No-Hub Coupling connects no-hub cast iron pipes effectively, replacing traditional hub and spigot systems. Its patented shield design ensures maximum pressure transfer from clamps to the gasket and pipe.

• Bi-Directional Shield Design adapts to different pipe sizes, preventing leaks.
• Connects cast iron pipes seamlessly for durable, long-lasting use.
• Beaded gasket made from elastomeric material ensures strong sealing pressure.

Product Highlights

This coupling provides reliable connections for no-hub cast iron pipes with efficiency and safety.

Product Information

Standard Information

• MPN: MD-22
• Brand: FRENCO

Technical Specifications

• Standard No-Hub: 5/16 hex-head screw applies 60 in.-lbs. of installation torque.
• Medium Duty No-Hub: 5/16 hex-head screw applies 80 in.-lbs. of installation torque.
• Heavy Duty No-Hub: 3/8 hex-head screw applies 80 in.-lbs. of installation torque, torque rating exceeds 100 in.-lbs.
• Maximum Test Pressure: 4.3 PSI (29.6 KPA)
• Compliance: ASTM C 1277 and ASTM C 564