AL-800 diaphragm gas meters with  20 PSIG (MAOP -Maximum Allowable Operating Pressure 20 Lbs/Sq-In) 1-1/4" diam NPT & 100PSIG (MAOP -Maximum Allowable Operating Pressure 100 Lbs/Sq-In) 1-1/2" Diam  NPT Lead Time: 4 weeks (Backordered) AL-800 Gas Meter...