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Automated Valve Configurators

Figure X440
Ball Valve, Brass, 2 PC, 600 WOG, Full Port
Figure 220AM
Ball Valve, SS, 2 PC, 2000 CWP, Full Port
Figure 310AM/ 311AM
Ball Valve, 3 PC, 1000 WOG, Full Port
Figure 600C/ 601C
Ball Valve, Cl 150 Flanged, Full Port, Fire Safe
Figure 732 (Lug) /731 (Wafer)
Resilient Seated Butterfly Valve
Figure HPA
High Performance Butterfly Valve

Low Lead Compliant Product • Check Valve

X431 - Low Lead Compliant Water Service In-line Check Valve w/Press Ends

Catalog Spec Sheet Spec Sheet for X431
Drawings for Figure X431 — LF Brass Body, High Capacity In-line Check Valves, Press End, 200 PSI Water
PDF drawing DWG drawing -- AutoCAD required to open  *AutoCAD required to open DWG (free download)
RFA drawing  *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.
The FNW figure X431 press check valve for water service is suggested for all applications where labor and time savings is a must. The figure X431 allows quick installation on copper pipelines meeting ASTM B88 standards. The structure of the valve, made in dezincification resistant brass, guarantees excellent corrosion resistance particularly in the connection areas of the pipeline.


  • 200 PSI Max. Working Pressure
  • Temperature Range from 10°F to 250°F
  • Press Ends
  • High Capacity
  • NSF 61 Annex G Certified (UL) (Annex G references NSF 372)
  • True 2-Piece Design
  • Drip Fit O-rings
  • No Soldered-In End Pieces
  • Low 1/2 PSI Cracking Pressure
  • Patented Obstructor Guide Prevents Side Loading
  • Flow Profile Designed to Minimize Head Loss
  • Spring Loaded Soft Seat for Bubble Tight Shutoff
  • Forged Brass Body
  • Sizes 1/2" to 2"

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