Fernco 1056-44RC - 4" x 4" Strong Back RC Series Flexible Coupling

The Fernco 1056-44RC is a high-performance flexible coupling designed to join 4" pipes of similar or different materials, including cast iron, plastic, steel, copper, and lead. Part of Fernco’s RC Series, this coupling includes a “Strong Back” stainless steel shield that adds rigidity and helps maintain proper pipe alignment under pressure and movement. Ideal for both above-ground and underground installations, the 1056-44RC ensures a secure, watertight seal even in challenging conditions.

Features

• Manufacturer: Fernco
• Part Number: 1056-44RC
• Material: Flexible PVC with 300 series stainless steel clamps and shield
• Connection Type: Coupling (Flexible with Stainless Steel Shield)
• Size: 4" x 4"
• Design: Strong Back RC Series – includes stainless steel shield and molded-in bushing for added rigidity
• Temperature Range: -30 to 140 degrees F
• Pressure Rating: Up to 4.3 PSI
• Torque Requirement: 60 in-lbs
• Additional Features: Compatible with cast iron, plastic, steel, copper, and lead; corrosion-resistant; suitable for underground and above-ground use

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