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The AQUALINE GPN-20-48 is a Schedule 40 galvanized steel pipe nipple measuring 2 inches in diameter by 48 inches in length. Galvanized steel construction provides corrosion resistance for wet and humid service environments. This nipple is used to make threaded pipe connections in water supply, industrial, and general plumbing systems. Weighing 13.8 pounds, it is a heavy-duty fitting suited for commercial and residential applications where a longer close nipple run is required. Licensed plumbers and pipefitters are the primary installers of this fitting.
This pipe nipple is appropriate for use in water supply lines, irrigation systems, fire protection piping, and general industrial plumbing where Schedule 40 wall thickness and galvanized protection are specified. The 48-inch length makes it suitable for spanning longer distances between fittings or equipment connections without additional couplings. It is commonly installed in both above-ground and below-grade exposed piping where corrosion resistance is a priority.
Designed as an OEM-style replacement and standard fitting compatible with 2-inch NPT threaded Schedule 40 pipe systems in commercial and residential plumbing applications.
Installation should be performed by a licensed plumber in accordance with applicable local plumbing codes and IPC guidelines. Shut off and depressurize the water supply before beginning work. Apply thread sealant tape or pipe dope to NPT threads before assembly to ensure a leak-free connection. Do not overtighten threaded connections, as this can damage threads or fittings.
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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