TYCO - 221

BUTTERFLY VALVE; NOMINAL SIZE: 12 IN; FLUIDS: WATER/AIR; MOUNTING TYPE: WAFER; DISC MATERIAL: STAINLESS STEEL; OPERATING TYPE: ACTUATOR; PRESSURE: 250 PSI; BODY MATERIAL: CAST IRON SEAT MATERIAL: EPDM; BODY MATERIAL STANDARD: ASTM A126 GRB; DISC AND SHAFT: AISI 316 STAINLESS STEEL; SEAT VULCANIZED TO THE BODY; MECHANICAL ACTUATOR RATIO 28:1, MANUAL WORM AND CROWN; MANUAL REDUCER WITH WORM GEAR AND HELICAL CROWN, RUGGED CONSTRUCTION, GEAR BOX TOTALLY SEALED, SUITABLE FOR OUTDOOR USE, EXTERNALLY ADJUSTABLE POSITION SET SCREW, OPEN-CLOSED POSITION INDICATOR AND INTERMEDIATE POSITIONS, ANCHORAGE DIMENSIONS 4 THREADED HOLES 1/2"-13 UNC, MATERIALS: BODY: GRAY CAST IRON ASTM A-126 GRADE A, CROWN: NODULAR CAST IRON A 536 GRADE 65-45-12, FLYWHEEL: NODULAR CAST IRON A 536 GRADE 65-45-12, WORM GEAR SAE 1045, SHAFT: STEEL SAE 1045, BUSHING: BRONZE SAE 66; THE VALVE MUST BE PROVIDED WITH THE DEVICE