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The MIDLAND INDUSTRIES 49045 is a welded pipe nipple designed for threaded pipe systems requiring corrosion-resistant fittings in demanding service environments. Constructed from 316 stainless steel and rated to Schedule 40, this nipple measures 3-1/2 inches in length with a 3/8-inch diameter and 3/8-18 NPT threads on both ends. It carries a 150 psi pressure rating and conforms to ANSI B1.20.1 dimensional standards. Plumbers, pipefitters, and mechanical contractors use this type of fitting to extend pipe runs, connect valves and equipment, or transition between threaded components in fluid and gas distribution systems.
This nipple is suited for residential and light commercial plumbing, process piping, and HVAC hydronic systems where standard carbon steel fittings are not appropriate due to corrosive media or environmental exposure. The 316 stainless steel alloy provides strong resistance to chloride corrosion, making it a common choice for coastal installations, chemical service, and potable water applications. Both ends are male pipe thread, making installation straightforward with a compatible female-threaded valve, coupling, or fitting.
Designed as an OEM-style replacement or new-installation fitting for Schedule 40 threaded pipe systems using 3/8-inch MPT connections in plumbing, HVAC, and light industrial applications.
Installation is performed by licensed plumbers or pipefitters following applicable IPC and IFGC guidelines for threaded piping systems. Shut off and depressurize the system before removing or installing any threaded fitting. Apply thread sealant tape or compound rated for the service medium to the male threads before assembly. Do not over-torque, as stainless steel threads are susceptible to galling.
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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