BrassCraft 3/8 in. Compression x Compression Lead Free Brass Union

The compression union is highly dependable and an economical choice of fitting within multiple applications including heating and other industrial markets. 1-piece brass body provides strength, durability and longer-lasting performance. This fitting features a vibration resistant construction. It resists mechanical pullout and is designed for high pressure service. Designed for use with potable and non-potable water, instrumentation, hydraulic and pneumatic systems.|1-piece brass body provides strength, durability and longer-lasting performance|3/8 in. O.D. tube both ends|Designed for use with aluminum, copper and plastic tubing; plastic tubing requires NPT insert and opt sleeve; not intended for steel tubing|Designed for use with potable and non-potable water, instrumentation, hydraulic and pneumatic systems|Little to no tube preparation required; connection does not require flaring, soldering or other types of tube preparation|Plastic and PEX tubing installations require sleeves and/or inserts; check installation instructions for exact requirements|May be used in both indoors and outdoors|Temperature rating: -65 degree F to 250 degree F at maximum operating pressures