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Fisher™ V250 Control Valve
The Fisher V250 control valve is a heavy-duty, flangeless throttling ball valve often used to control flow in gas transmission lines, gas distribution, and liquid pipelines.
Available with a single ball seal, flow ring, or dual-seal construction.
Fisher™ V250 Control Valve

Specs

Certifications
CUTR, PED, CRN, Fugitive Emission, NACE
Flow Characteristics
Linear
Material
Carbon Steel, Stainless, Duplex
Operating Temperature
Standard Temperature
Pressure Class
ASME
Process Connection Type
Flanged
Shutoff Class
Class IV (FCI 70-2)
Valve Size
NPS 4, NPS 6, NPS 8, NPS 10, NPS 12, NPS 16, NPS 20, NPS 24
Other Configurations
Contact your local Emerson business partner or sales office to learn about additional specifications or options for this product.

Features

  • Tapered-polygon ball-to-shaft connection and clamped splined actuator connection remove lost motion or deadband from the drive train.
  • Reduced ball port design provides a modified equal percentage flow characteristic and an excellent response characteristic.
  • Materials are available for applications handling sour service. These materials comply with the requirements of NACE MR0175-2002.
  • Pressure-balanced drive shaft design with PTFE-lined bearings and pressure-assisted shaft sealing arrangement provides for a long life of reliable service.
  • Two-piece ball and shaft assembly allows for complete trim overhaul; parts replacement is kept to a minimum.
  • The optional live-loaded packing system is designed with very smooth shaft surfaces and live loading to provide excellent sealing.
  • The optional live-loaded packing system is designed with very smooth shaft surfaces and live loading to provide excellent sealing.