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Keystone Figure 990 Butterfly Valve

The Emerson Keystone figure 990 is a split body, thin disc resilient seated butterfly valve designed for high flow and modulating service.

  • Bubble-tight shut-off
  • Bi-directional
  • Wafer pattern
  • Split body design enables easy field replacement of seat and disc/stem
  • Suitable for pneumatic or electric direct mount with U Series Keystone actuators
  • Seats available in EPDM/NBR Food Grade & PTFE (6 bar rated only)
  • Size range 25mm - 500mm

Material: 316 Stainless Steel, Buna-N, Cast Iron, Ductile Iron, Duplex, Epdm Rubber, Hastelloy, Monel, Super Duplex, Teflon, Titanium

Operating Temperature: Up to 250 F (120 C)

Pressure Rating: 10 bar

Pressure Class: ASME

Process Connection Type: PN6/PN10/PN16/ANSI 150/Table E

Valve Size Standard: NPS

Media: Specialty Gases, Liquids, Air, Inert Gas, Water

The Keystone figure 990 butterfly valve is designed for high flow and modulating service.  The valve seats are available in EPDM/NBR Food Grade & PTFE (6 bar rated only). This valve excels in heavy-duty applications where corrosion and abrasion resistance is required. The triple function, resilient seat isolates body and stem from line media, provides bubble-tight shut-off of line media at full-rated pressure.

 

Country of Origin: China

Commodity Code: 84818085

Emerson Keystone Figure 990 Datasheet
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Emerson Keystone Figure 990 Addendum
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Emerson Keystone Figure 990 IOM
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