Check the listing for details. SPEEDAIRE 30E573 Quick Connect,Socket,1/2" Body,1/2"-14 30E573. Condition: New. Listed at 117.87 USD. Quick Connect Hose Coupling, Global Style High Flow, 304 Stainless Steel, Socket, Female, NPT, Coupling Size 1/2 in Asian-style high-flow stainless steel quick-connect air coupling bodies are the female end of coupling sets. Also called sockets, they accept coupling plugs (the male ends) to connect tools to air, water, or fluid lines. Stainless steel couplings are durable, resist corrosion from caustic chemicals, corrosive fluids, oils, and gases, and withstand pressure and high temperatures.Asian-style high-flow quick-connect air couplings push-to-connect and disconnect quickly for frequent access to pneumatic lines. Also called Japanese interchanges, these couplings have a shut-off valve and are compatible with any Japanese-style coupling regardless of pipe size or barbed hose ID. These.