Series 418, Ductile Body, and Series 420, Steel Body, Diaphragm Operated, Two-Way

The Series 418 and Series 420 are ideal for high pressure separators, dehydrators, or any application where it is necessary to control the fluid output.


Body Material Series 420 Steel WCB
Series 418 Ductile A-395
End Connections 1″ and 2″ FNPT
Body CoverSteel, Union
Diaphragm Operator Nylon Reinforced Buna N Diaphragm,
Maximum Recommended Operating Pressure 70 psi
Maximum Containment Pressure 100 psi
PackingNon-Lubricated Buna N
Maximum Working PressureSee schedule on page 2
Temperature Limits-20°F to 250°F
Stem Material303 stainless steel
Plug and SeatSee download


More Information

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