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The AQUALINE GPN-20-24 is a Schedule 40 galvanized steel pipe nipple sized at 2 inches in diameter by 24 inches in length. Galvanized steel construction provides corrosion resistance suited for water supply, industrial piping, and general plumbing distribution systems. The Schedule 40 wall thickness delivers the pressure rating and durability required for commercial and residential plumbing applications. Licensed plumbers and pipefitters install this nipple as a straight-run connector between threaded fittings, valves, and pipe sections. At 6.9 pounds, the piece is manageable for single-technician installation in tight mechanical spaces.
This pipe nipple is used in threaded piping systems where a 24-inch close-to-close run is needed between two NPT-threaded connections. Common install scenarios include water distribution headers, boiler piping, fire suppression supply lines, and industrial process piping. The galvanized finish makes it appropriate for wet and damp environments where bare steel would be prone to surface oxidation over time.
Designed as a standard replacement or new-installation nipple for 2-inch NPT threaded piping systems using Schedule 40 galvanized steel pipe and fittings.
Installation should be performed by a licensed plumber in accordance with applicable IPC or local plumbing code requirements. Shut off and depressurize the supply line fully before removing or installing any threaded pipe components. Apply thread sealant tape or compound to the male NPT threads before making up the joint, and tighten using a pipe wrench to achieve a leak-free connection. Do not over-tighten threaded connections on galvanized fittings, as this can crack cast iron or brass mating components.
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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