3/8" x 3/8" Female NPT Hex Coupling Pipe Fitting Brass Union Coupler

This brass hex pipe coupling features a 3/8" NPT female thread on both ends, making it ideal for connecting two male-threaded fittings in a secure, inline configuration. Its compact, 1.125" length and hex-body design allow for easy tightening with a wrench, even in tighter installation spaces. Constructed from durable, corrosion-resistant yellow brass, this fitting is suitable for water, air, gas, oil, and other non-corrosive fluids or media. The hex coupling design provides strong mechanical connection and reliability in a wide range of plumbing and industrial applications. Specifications: Material: Yellow Brass (corrosion-resistant) Thread Type: NPT (National Pipe Thread) Connection: 3/8" Female NPT x 3/8" Female NPT Thread Size: 3/8" NPT → (Note: 3/8" NPT measures approx. 5/8" in diameter) 3/8" NPT → (Note: 3/8" NPT measures approx. 5/8" in diameter) Overall Length: 1.125" Applications: Plumbing Compressed air systems Gas lines Oil transfer General-purpose fluid handling Any system using non-corrosive media compatible with brass Note: NPT threads are tapered for a tight seal. Use thread sealant or PTFE tape for leak-free connections. You will receive 1 brass coupling with this purchase.