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The MIDLAND INDUSTRIES 44702 is a bronze hex locknut designed to secure threaded pipe connections in a range of fluid and gas service applications. It features a 3/8-inch female pipe thread (FPT) connection and a 0.77-inch hex body for standard wrench engagement. At 0.28 inches thick and rated to a 125 pressure class per ANSI B16.15, this locknut is built for reliable performance in light to moderate pressure systems. Licensed plumbers and pipefitters install this type of fitting during assembly or repair of threaded pipe runs where a locking nut is required to prevent back-off or maintain fitting position.
The 44702 is rated for use across multiple service types including steam, water, gas, oil, and compressed air. This broad service compatibility makes it a practical stock item for contractors working across plumbing, HVAC, and mechanical systems in both residential and commercial settings. Its bronze construction provides corrosion resistance suited to wet and mixed-media environments.
Designed as an OEM-style replacement or new-installation fitting for 3/8-inch threaded pipe systems in steam, water, gas, oil, and air service applications conforming to ANSI B16.15 standards.
This fitting is typically installed by licensed plumbers or pipefitters working on threaded pipe systems. Shut off and depressurize the system and purge any residual gas or fluid before disassembling or adding fittings. Apply appropriate thread sealant or tape rated for the service media before threading the locknut onto the pipe. Follow applicable code requirements including IPC or IFGC depending on the service type.
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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