This single brass pipe fitting provides a reliable transition between 1/4 NPT and 3/8 NPT male threads. The hex body allows easy tightening with a wrench, and the brass construction delivers durability and corrosion resistance for a range of applications. Key benefits Enables a compact, secure connection between 1/4 NPT and 3/8 NPT components Hex nipple design lets you tighten or remove with a standard wrench Brass material provides durability and corrosion resistance in air, water, oil, and other common fluids Standard NPT threads support leak resistance when used with thread sealant or PTFE tape Key attributes Functionality: NPT male to NPT male reducer Compatibility: standard 1/4 NPT threaded components and 3/8 NPT threaded components Size: 1/4 NPT on one end, 3/8 NPT on the other Material: Brass Performance: Provides a compact, robust connection suitable for general piping and hose assemblies Applications Pneumatic systems: connects a 1/4 NPT air line to a 3/8 NPT component on an air compressor or tool DIY plumbing: adapts small water or lubrication lines in hobby projects Lightweight hydraulic or fluid transfer setups where a quick size transition is needed Installation tips Clean threads and apply PTFE tape or appropriate thread sealant Hand tighten, then snug with wrench; avoid over tightening to prevent thread damage After assembly, check for leaks with soapy water Specifications Material: Brass End A: 1/4 NPT male End B: 3/8 NPT male Type: Hex Nipple Reducer Quantity: 1 piece