BASIC VALVE NAME MATERIAL CAST IRON ASTM A126 CL B PLUG MATERIAL CAST IRON ASTM A536 805506 SEAT MATERIAL STAINLESS STEEL AISI 440C NOMINAL DIAMETER 1” ACTURING SERVO MOTOR COMMERCIAL REFERENCE MAXON-100SMA22-AA11-BB12A0 NORMALLY OPEN POSITION; NEMA 4; OPENING TIME LESS THAN 1 SECOND; ELECTRICAL SUPPLY 115 VAC – 60 HZ; WITH OPENING AND CLOSING LIMIT SWITCH. WITH CLASS I, II AND III, DIVISION 2 CERTIFICATE; WITH UL AND FM CERTIFICATE FOR OPERATION WITH NATURAL GAS (GAS APPLIANCE) DIRECTIVE (2009/142/EC)); WITH CERTIFICATE OF PROOF OF A MINIMUM USEFUL LIFE 250,000 OPERATIONS;