3/4 inch Square Head Galvanized Cast Iron Plug

3/4" Galvanized Cast Iron Plug – Built for System Integrity

The 3/4" Galvanized Cast Iron Plug is engineered for dependable closure of pipe ends in threaded plumbing systems. Its robust construction ensures long service life in demanding environments, making it an essential component in residential, commercial, and industrial piping networks.

Key Benefits

• ✅ Corrosion-Resistant Finish Galvanized coating protects against rust and degradation in both interior and exterior applications.
• ✅ Cast Iron Strength Manufactured from durable cast iron, providing the mechanical resistance required for high-pressure and high-temperature systems.
• ✅ Standardized Threading Features precision-machined male NPT threads for consistent sealing performance and easy compatibility with Schedule 40 and Schedule 80 systems.

Specifications

• Material: Galvanized Cast Iron
• Size: 3/4 inch nominal pipe size
• Thread Type: Male National Pipe Thread (NPT)
• Application: Seals off the end of a female-threaded pipe

Typical Applications

This plug is commonly installed in:

• ● Drainage, waste, and vent (DWV) systems
• ● Hot and cold water supply networks
• ● Compressed air and steam systems (when permitted by local code)

Installation Guidance

For optimal performance, apply an appropriate thread sealant or PTFE tape during installation. Tighten to manufacturer-recommended torque to avoid thread distortion. Proper installation helps ensure leak-free operation and long-term system reliability.

Compliance Note

Galvanized cast iron plugs are intended for use in systems compliant with ANSI/ASME B16.3 and ASTM A197 standards. Always verify that materials are acceptable for the intended media and pressure conditions in your jurisdiction.

For a rugged, corrosion-resistant termination fitting that meets the expectations of professional-grade installations, the 3/4" Galvanized Cast Iron Plug is a trusted solution built to perform under pressure.