AQUATROL 89 Series 1 1/2 in. MNPT x FNPT Brass Air/Gas Safety Valve, Closed Cap 89E1A1M2K1

The Aquatrol Series 89 is a multiple purpose safety valves for air/gas protection. Designed for durability, yet an economical choice for safety and relief applications. Choose for a variety of applications where mid-level capacity is required. ASME and National Board Certified for Section VIII. Valves are calibrated (set to pressure) based on a range of flow-rates (GPM) versus seat size and set pressure. Standard valve is set to pressure to achieve flow rate maximum and minimums within each set pressure range. See capacity chart for details. Pressure Setting Range: 1 - 250 PSI Note: Other sizes, seals, and options available. Please call 1 (800) 333 - 3331 for more information. Features Precision lapped metal to metal seating Stainless steel springs Ruggedly constructed Closed seal hex cap Wide variety of inlet and outlet options Disk guided seat provides quick, accurate and excellent re-seating Maximum temperature 406°F Specifications Series: 89 Inlet x Outlet: 1 1/2 in. Connection: Male x Female NPT Material: Brass (Bronze) Seating: Metal Cap: Closed Cap Service: ASME VIII - Air/Gas Pressure Setting Range: 1 - 250 PSI Temperature Range: -20 to 406°F Downloads Aquatrol Series 88-89 Installation Instructions (PDF Download) Aquatrol Series 88-89 Datasheet (PDF Download) Aquatrol Series 88-89 Drawing (PDF Download)