Siemens 277-05950 VALVE ASSY 2W NC 2-1/2", 63CV, EQ PCT BRONZE TRIM FLANGED 8" PNEU ACTSiemens 277 05950 Valve assy 2W NC 2 1 2", 63Cv, Eq Pct Bronze Trim Flanged 8" Pneu ActFlowrite 599 Series Valve Assembly features a 8 inch pneumatic actuator with 5 psi span. The 2 way, normally closed, 2 1 2 inch, 63 Cv valve assembly with 3 4 inch stroke is ANSI Class 250 and has an equal percentage characteristic, bronze trim, and flanged end connections. Flowrite 599 Series Valve Assembly features a 8 inch pneumatic actuator with 5 psi span. The