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The ANVIL INTERNATIONAL INC 8700138806 is a black steel pipe nipple sized at 1/2 inch nominal diameter by 5-1/2 inches in length. Pipe nipples are short lengths of threaded pipe used to connect fittings, valves, or other pipe segments in a piping assembly. This nipple is manufactured from black steel, making it well suited for gas distribution, compressed air, and general industrial piping systems. Plumbers, pipefitters, and mechanical contractors install these as standard components in both new construction and retrofit work. The black finish distinguishes it from galvanized pipe and is the accepted choice for natural gas and propane supply lines in most jurisdictions.
This nipple is used in residential and commercial piping applications where a 1/2 inch threaded connection is required. Common install scenarios include gas appliance drops, boiler trim piping, compressed air headers, and general black iron piping assemblies. At 5-1/2 inches in length, it provides a close-nipple alternative where spacing between fittings requires a defined standoff. Packaged in quantities of 25 units per package, this SKU is well suited for stocking service vehicles or supply rooms on active job sites.
Designed as an OEM-style replacement and standard-stock component for 1/2 inch NPT black iron piping systems in residential and commercial mechanical installations.
Black pipe nipples are installed by licensed plumbers or pipefitters in accordance with the International Fuel Gas Code (IFGC) or applicable local mechanical codes. Shut off and lock out the gas or air supply before breaking any threaded connection. Apply an approved pipe thread sealant or PTFE tape rated for the service medium before makeup. Do not over-torque threaded joints; hand-tighten and finish with a pipe wrench to the fitting manufacturer's recommended engagement depth.
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