Directedair dab03-05 Black Iron Pipe Coupling 1/2 Inch

Product Description

The DIRECTEDAIR dab03-05 is a black iron pipe coupling designed for joining two sections of threaded pipe in gas, air, and water distribution systems. Constructed from iron with a black finish, this fitting is rated for a 150 lb pressure class, making it suitable for standard-pressure service lines. At 1/2 inch, it fits common residential and light commercial pipe sizes. Plumbers, pipefitters, and HVAC technicians use this type of coupling when extending or repairing threaded iron pipe runs. Its straightforward design provides a reliable, leak-resistant connection when properly thread-engaged and sealed.

This coupling is appropriate for use in residential and light commercial applications involving threaded black iron pipe systems, including gas supply lines, compressed air distribution, and water service in non-potable or approved configurations. The 1/2 inch size is one of the most frequently encountered pipe sizes in residential gas branch lines and HVAC equipment connections. This fitting is intended for installation by licensed plumbers, gas fitters, or HVAC technicians working on threaded iron pipe systems.

Key Features

• 150 lb pressure class rating suitable for standard service line pressures
• Iron material construction provides durability in threaded pipe applications
• Black finish compatible with standard black iron pipe systems
• 1/2 inch size fits common residential and light commercial pipe runs
• Internally threaded on both ends for joining two sections of pipe in line

Compatibility

Designed as an OEM-style replacement or new-installation fitting compatible with standard 1/2 inch NPT threaded black iron pipe systems rated at 150 lb pressure class.

Installation Notes

This fitting should be installed by a licensed plumber or gas fitter in accordance with applicable codes such as the IFGC or IPC. Shut off and depressurize the supply line fully before removing or installing any threaded fitting. Apply appropriate thread sealant or PTFE tape to the male threads before engagement, following the sealant manufacturer and applicable code requirements. Do not over-torque the fitting, as iron threads can crack under excessive force.

Technical Specifications

• Material: Iron
• Color: Black
• Pressure Class: 150 lb
• Pipe Size: 1/2 inch

Standard Information

• Brand: DIRECTEDAIR
• Manufacturer Part Number: dab03-05