Product Information Working Pressure: 300 PSI at 70°F (21°C) Select a Product Part NumberInletOutlet AV150-I1-1/2" female NPT1-1/2" male NST (NH) AV250-I2-1/2" female NPT2-1/2" male NST (NH) AV250NYFD-I2-1/2" female NPT2-1/2" male NYFD