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The AQUALINE GPN-10-30 is a Schedule 40 galvanized steel pipe nipple sized at 1 inch nominal diameter by 3 inches in length. It is a short threaded pipe fitting used to connect two female-threaded fittings, valves, or equipment ports in water supply, HVAC, plumbing, and general industrial piping systems. The hot-dip galvanized steel construction provides corrosion resistance suited for wet or exposed environments. Licensed plumbers, pipefitters, and HVAC mechanics install this type of fitting as part of both new construction and service work.
This nipple is commonly used in residential and light commercial plumbing, hydronic heating systems, water distribution headers, and pool or irrigation supply lines. The 1-inch by 3-inch dimension is a standard close-service length frequently needed when connecting pumps, valves, pressure gauges, and unions where a close nipple would not allow enough thread engagement or wrench clearance. It is sold in single-unit increments.
Designed as a standard-service replacement or new-installation fitting for 1-inch NPT threaded piping systems in plumbing, HVAC, pool, and light industrial applications.
Installation is performed by licensed plumbers or pipefitters in accordance with applicable IPC and local plumbing codes. Shut off and depressurize the water or fluid system completely before removing or installing any threaded pipe fitting. Apply an appropriate thread sealant or PTFE tape to the male threads before assembly and tighten with a pipe wrench to a secure, leak-free connection. Do not overtighten, as this can crack female fittings made of brass or plastic.
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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