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The DIXON VALVE COUPLING 10686 is a universal hose coupling designed for threaded hose connections in industrial and commercial fluid-handling systems. Built from malleable iron, this fitting accepts 3/8 inches NPT threads on both ends with a female NPT configuration, making it suitable for joining hoses or connecting hoses to threaded fittings in compressed air, water, and general-purpose fluid lines. Plumbers, pipefitters, and industrial maintenance technicians commonly install this type of coupling. The malleable iron construction provides strength and impact resistance in demanding service environments.
This coupling is well-suited for use in light to medium industrial applications, workshop air lines, water supply connections, and general-purpose fluid transfer systems where standard NPT threading is required. The female NPT ends on both sides allow straightforward connection to male-threaded hose barbs, nipples, or other fittings. It ships in a package quantity of five units, making it practical for contractors and maintenance shops stocking replacement fittings or completing multiple-connection installations.
Designed as an OEM-style replacement or general-use fitting for systems utilizing 3/8 inches NPT threaded connections in residential, commercial, or light industrial plumbing and fluid-transfer applications.
Installation is typically performed by licensed plumbers or qualified pipefitters in accordance with applicable plumbing codes such as the IPC. Shut off the fluid supply and depressurize the line before removing or installing any threaded fitting. Apply appropriate thread sealant or PTFE tape to male NPT threads before tightening to prevent leaks. Do not overtighten malleable iron fittings, as excessive force can crack the casting.
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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