VALVE; MODEL TYPE DESIGNATION: BUTTERFLY; BODY MATERIAL: STAINLESS STEEL ASTMA351 CF8M, EXTENDED NECK; TRIM MATERIAL: DISC: SS 316 ASTM A351 CF8M, LOW PRESSURE DROP DESIGN; SEAT: FLEXIBLE RPTFE WITH SILICONE ENERGIZER, PROTECTED BY EFFLUX CONE; PRESSURE RATING: CL 300; CLASS: ANSI 300; NOMINAL DIAMETER: 8´´; CONNECTION TYPE: LUGGED STYLE – B16. 5 ANSI 300; STEM TYPE: 17-4PH SS WITH ANTI-EXPULSION SYSTEM; ACTUATION METHOD: FREE SHAFT. SINGLE ACTING SPRING RETURN PNEUMATIC ACTUATOR; ADDITIONAL FEATURES: HIGH PERFORMANCE; SUGGESTED BRAND NAMES: BRAY MCCANNALOK94-CDCH-117-CZ-M800-GOE