SPEEDAIRE Quick Connect Hose Coupling: 3/8 in Body Size, 3/8 in Hose Fitting Size

The SPEEDAIRE 30E665 is an industrial interchange steel quick-connect air coupling plug used in pneumatic systems to securely connect air hoses to tools, compressors, or other equipment. Its 3/8 in female FNPT fitting and 3/8"-18 thread size make it suitable for applications requiring a reliable, leak-resistant female-threaded connection.

The SPEEDAIRE 30E665 has a 3/8 in body size, a 3/8 in hose fitting size, and a female FNPT connection type. The thread size is 3/8"-18, and the hose fitting gender is female. It is made of steel for durability in industrial pneumatic environments.

3G Electric supplies the SPEEDAIRE 30E665 quick connect hose coupling to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to order this pneumatic coupling for your application.

To install the SPEEDAIRE 30E665, apply thread sealant to the male pipe threads, then hand-tighten the female FNPT end onto the mating male fitting. Use a wrench on the coupling's hex flats for final tightening—avoid over-torquing. Ensure the connection is leak-free before pressurizing the pneumatic system.