Automated Valve Configurators
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Gate, Globe & Check Valves • Cast Iron

Figure 682 - Cast Iron Wafer Style Double-door Check Valve

Click for larger image



	Spec Sheet for Figure 682


Drawings for Figure 682 — Wafer Style Double-door Check

	*AutoCAD required to open DWG (free download)
	*Autodesk's Revit or comparable software required to open RFA files

Always verify that you have the most recent product specifications
or other documentation prior to the installation of these products.

BACK

The FNW figure 682 silent check prevents flow reversal in pipelines, allowing flow in only the indicated direction. The spring backing the discs close the valve when flow ceases prior to pressure reversal, therefore reducing slam or water hammer.

Features:

200 PSI Non-Shock
Temperature Range -4°F to 176°F (-20°C to 80°C)
Wafer Style
Non-Slam (Spring Actuated) Check for Water or Clean Fluids
Cast Iron Body & Stainless Steel Internal Components
Drip Tight Resilient Seat
Vertical (with flow up) or Horizontal Installation*
Epoxy Coated Body

*When installed in the horizontal position, the door hinge shaft must be in the vertical position for proper operation.

Use Flat-Faced Metal Flanges only.

Not for Steam Service

Standards:

Inspection & Test: API 598
Flange Drilling: ANSI B16.1 Class 125
Flange Face Finish: MSS SP-6
Markings: MSS SP-25

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