Home Butterfly Valve Nibco 250PSI,LD-3222 Ductile Iron, FKM Seat Butterfly Valve

Nibco 250PSI,LD-3222 Ductile Iron, FKM Seat Butterfly Valve

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Nibco 250PSI,LD-3222 Ductile Iron, FKM Seat Butterfly Valve
Manufacturer: Nibco

NIBCO® ductile iron butterfly valves provide ease of operation with quarter-turn (90 degrees) open to close. The unique FKM fluoroelastomer molded-in seat liner with stainless steel disc is recommended for chemical applications the liner compatibility will permit. With the internal stem/disc geometric drive design there is no need for pins or bolts that may create leak paths or turbulence in the waterway. An extended neck allows for insulation up to 2 inches.

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Features Applications Model
  • Valve pressure rating 250 psi
  • Maximum 300°F service
  • Lug style
  • FKM fluoroelastomer molded-in seat liner
  • Stainless steel disc
  • Stainless steel stem with stainless steel bushings
  • Geometric drive
  • Extended neck
  • Operating mechanism: Bare stem, infinite position plate and lock, lever lock, manual gear operator and pneumatic/electric automation
  • Not recommended for steam service
  • Designed to meet MSS SP-67
  • MSS SP-25 (markings)
  • U.S. Coast Guard Category A
  • Size range 2” to 12”

The NIBCO® lug type butterfly valve provides bi-directional dead-end service without a downstream flange, and bubble-tight shutoff at 250 psi. The valve performs well in isolation and throttling applications, commercial, and some light industrial processes.

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