QUICK COUPLING FOSTER M 1/2 "- THREAD M NPT 1/2"SKU: 54-5Size1/2QUICK COUPLING WITHOUT VALVE FOSTERMaterial: Steel Maximun working pressure: 300 PSI Operation: Handbook Air and oil temperature range: -40º + 225º F Water temperature range: + 32º + 100º F Thread: M NPT 1/2 " Body: 1/2 "