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The VALUE COLLECTION 13119 is a malleable iron square-head pipe plug designed to seal threaded pipe openings in plumbing, HVAC, and gas distribution systems. Rated at 300 psi for liquid and gas service and 150 psi for steam, this Class 150 fitting handles the pressure demands of most residential and light commercial piping work. The galvanized finish provides corrosion resistance in exposed or damp environments. The square-drive head accepts a standard wrench for controlled installation torque. This plug is sold in a package quantity of five, making it a practical bench or truck stock item for plumbers, pipefitters, and HVAC technicians.
This plug is suited for use in threaded iron or steel pipe systems where a port, tee, cross, or other fitting opening needs to be sealed off temporarily or permanently. Common applications include capping unused branch connections on gas headers, sealing test ports after pressure testing, and closing open fittings during system modifications. The 1/8 inch size is frequently encountered on small-bore gas valve inlets, instrument taps, and low-pressure pneumatic lines.
Designed as a standard Class 150 malleable iron threaded fitting compatible with 1/8 inch NPT female-threaded pipe, valves, and fittings in iron or steel piping systems.
Installation is performed by licensed plumbers, pipefitters, or HVAC technicians in accordance with applicable local mechanical and plumbing codes. Shut off and depressurize the piping system completely before removing or installing any threaded plug. Apply an appropriate thread sealant or PTFE tape to the male threads before installation. Do not overtighten; use a calibrated torque wrench where joint integrity is critical, and follow the fitting manufacturer and code guidelines for assembly.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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