Price For: Each Item: Quick Coupler Body Quick Connect Air Coupling Seals: Buna-N Quick Connect Air Coupling Product Grouping: Quick Coupler Body Temp. Range: -40 Degrees to 250 Degrees F Quick Connect Air Coupling Hose Connection: (M)NPT Quick Connect Air Coupling Pipe Size: 1/2" Quick Connect Air Coupling Interchange Type: Industrial Quick Connect Air Coupling Material: Brass Max. Flow: 91 cfm Quick Connect Air Coupling Locking Type: Push-to-Connect Application: On End of Hose or Pipe Quick Connect Air Coupling Max. Pressure: 500 psi Quick Connect Air Coupling Body Size: 1/2" Country of Origin (subject to change): United States.