The 501455 1-1/4 in Black Pipe Plug is a durable black malleable iron fitting designed to seal the end of a threaded pipe or fitting in gas, oil, and air piping systems. Featuring male IPS threads, this plug provides a secure closure for unused pipe openings, system expansions, maintenance operations, or temporary line terminations. Its rugged construction and pressure-tested design make it suitable for both residential and light commercial piping installations where dependable sealing and long-term performance are required.
Key Features
Manufactured from durable black malleable iron for strength and reliability
1-1/4 in male pipe thread (MIP) connection
Designed to securely cap and seal threaded pipe ends
Suitable for gas, oil, and compressed air applications
Pressure tested for dependable performance
Compatible with standard IPS threaded piping systems
Corrosion-resistant black finish for use in non-potable piping applications
UL and FM listed
Meets applicable ASME fitting standards
Specifications
Product Number: 501455
Product Type: Black Pipe Plug
Size: 1-1/4 in
Material: Malleable Iron
Finish: Black
Connection Type: Male Pipe Thread (MIP)
Thread Standard: IPS
Maximum Working Pressure: 300 PSI at 150°F
Maximum Working Pressure: 150 PSI at 300°F
Application: Gas, Oil, and Air Systems
Installation Method: Threaded
Suitable for Non-Potable Water Applications
Applications
Sealing unused threaded pipe openings
Natural gas distribution systems
LP gas piping systems
Compressed air installations
Oil transfer and distribution piping
Mechanical room piping maintenance
Industrial and commercial threaded pipe networks
Temporary or permanent pipe line closures
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