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FIG 272DI

Internal Emergency Valve - Flanged, Ductile Iron

Designed for installation at the bottom outlet of an aboveground storage tank (AST) where product flow must be stopped in the event of a fire. Fusible link holds the spring loaded valve open until activated.

WARNING: 272 Series valves shown on this page require periodic inspection to ensure the shut-off mechanism is operating correctly. They are not intended to be used as a block valve and should not be opened under pressure.

Product Features

Standard Features

Adjustable hold open mechanism

212° UL Listed fusible link standard (165° available)


Construction Details

  • Body and plunger: Ductile iron
  • Shaft: Stainless steel
  • Shaft packing: PTFE
  • O-ring: PTFE encapsulated FKM (4″ x 3″)
  • Spring: Stainless steel

Product Ordering Instructions

Figure Suffix Size Description Weight (lbs)
272DI 0300 AV 4” x 3” Internal Emergency Valve - Flanged - Ductile Iron 34
272DI 0400 AV 6” x 4” Internal Emergency Valve - Flanged - Ductile Iron 42
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