Speedaire Coupler Plug,(F)NPT,1-4,304 SS 30E546

The SPEEDAIRE - 30E546 is a quick connect hose coupling designed for rapid, tool-free connection and disconnection of hoses or equipment using an industrial interchange coupling system. It is a female quick-connect coupling intended to be installed at the end of a hose or at a tool inlet in a pneumatic or fluid line connection. Manufactured from 304 stainless steel with a plain finish, it does not include a valve and features a sealing element made of Buna-N. The coupling accommodates a 1/4 in size quick connect air coupling and connects to hoses with a nominal 3/8 in fitting size via a 3/8"-18 threaded NPT connection. It operates within a temperature range of -40°F to 150°F and supports a maximum flow rate of 1,132.67 liters per minute at a working pressure up to 300 psi. Key Features: - Material: 304 stainless steel with plain finish. - Connection Type: NPT threaded fitting size 3/8"-18, female hose fitting, 3/8 in nominal hose size. - Coupling Size: 1/4 in nominal quick connect air coupling size. - Seal Material: Buna-N for fluid-tight sealing. - Maximum Flow Rate: 1,132.67 lpm. - Maximum working pressure: 300 psi (at 70°F). - Temperature Range: -40°F to 150°F. - Standards: Manufactured to meet ISO 6150 and MIL-C-4109F requirements. - Use: For pneumatic and fluid line connections at a hose end or tool inlet, where the coupling’s specified size, pressure, and temperature ratings are met.