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Butterfly Valves • Resilient Seated

Figure 711 - Resilient Seated Butterfly Valve
FNW Figure 711, Resilient Seated Butterfly Valve

Figure 711
Catalog Spec Sheet Spec Sheet for Figure 711 MasterSpec log
Tech Guide
Drawings for Figure 711 — 2"-8" Wafer Butterfly Valve - Standard Configuration
 
PDF drawing DWG drawing -- AutoCAD required to open  *AutoCAD required to open DWG (free download)
Drawings for Figure 711 — 14"-24" Wafer Butterfly Valve - Standard Configuration
 
PDF drawing DWG drawing -- AutoCAD required to open  *AutoCAD required to open DWG (free download)
Drawings for Figure 711 — 10"-12" Wafer Butterfly Valve - Standard Configuration
 
PDF drawing DWG drawing -- AutoCAD required to open  *AutoCAD required to open DWG (free download)

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FNW cartridge style resilient seated butterfly valves are designed to meet the rigorous requirements of industrial applications such as pulp and paper, water purification, power and utilities, chemical/petrochemical, food and beverage, OEM and HVAC. Each valve is manufactured in accordance with independent standards specifications and is 100% tested in both directions of operation to assure bubble-tight service for many years.

 Standard Features:

  • Designed for 125/150 lbs flanges
  • Standard aluminum-bronze disc
  • Mounting pad with square shaft permits direct mount actuation that reduces hysteresis and cost (2" to 12")
  • Secured stem retainer plate for blowout-proof protection and also allows operator removal with valve in line
  • High strength two-piece stem eliminates taper pins and disc screws from flow path
  • Rated to 200 PSI (2"-12"), 150 PSI (14"-24")
  • Cartridge style seat permits easy change without special tools
  • Molded o-ring eliminates the need for flange gasket
  • Shell tested to 150% and seat tested to 110% of maximum working pressure
  • Dual PTFE shaft bearings for reduced torque and improved stem alignment
  • Vacuum rated to 29.9496"HG (0.01 Torr)+
  • Epoxy coated body
  • Low maintenance design
+Vacuum measurements are often made in inches of mercury below atmospheric pressure. The values calculated here assume standard atmospheric pressure of 29.92 inches of mercury.
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