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All Categories > Needle Valves - PVC, CPVC, Polypro, & PVDF > Throttle Master Needle Valves > Item # NG-250-PVD  
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Item # NG-250-PVD, 1/4" x 1/4" Female NPT Globe (Straight Pattern) Throttle Master Needle Valve-PVDF

List Price $121.00

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Precise Flow Control with Fine Adjustment of Corrosive and High Purity Fluids
  • Globe Pattern (straight 180°)
  • Cv Value: .310
  • Needle Finish, SPI/SPE #1. Bubble Tight, Low Torque Shut-off Long Term Performance
  • 24 Pitch Metering Thread. 20% Finer Metering Control
  • PTFE Sealed. Chemical Resistance, High Purity
  • Integrally Designed Panel Mounting. No Fasteners Required Mounts to Panel Thicknesses from 1/16" to 1/2"
  • No Elastomers (O-Rings), Metals or Lubricants No Corrosion, No Contamination





Specifications  · Materials of Construction  · Features

Specifications

Materials

PVDF, PTFE Seal

Inlet x Outlet

1/4" Female NPT

Style

Globe, Straight Pattern

Cv Factor

0.310


Materials of Construction
Body
  • PVC: Polyvinyl Chloride
  • CPVC: Chlorinated Polyvinyl Chloride
  • PP: Polypropylene, unpigmented homopolymer, glass & mineral reinforced
Seal
  • Virgin PTFE
Choice of three sizes
  • 1/4" x 1/4" FNPT
  • 3/8" x 3/8" FNPT
  • 1/2" x 1/2" FNPT




Features
  • Needle Finish, SPI/SPE # 1
    Bubble tight, low torque shut-off.
  • Proven three prong, star handle
    Tri-Oval geometry
    Fast open/close operation
    Fine metering control.
  • 24 pitch metering thread
    20% finer control adjustment
  • Integrally designed panel mounting
    No fasteners required
    Mounts to panel thicknesses from 1/32" to 1/2"
  • PTFE Sealed
    Chemical resistance
    High Purity
  • No Elastomers (O-rings), metals or lubricants
    No corrosion
    No contamination
  • Materials of Construction.
    PVC is NSF Std 14 & 61 Rated
    CPVC is NSF Std 14 & 61 Rated
    PP is natural (unpigmented), reinforced
    PVDF is NSF Std 14 & 61 Rated




 MORE IMAGES 

·  Cross Section

·  Dimensional Data

·  Pressure/Temperature

·  Flow Data

·  Mounting Template


 DOWNLOADS 

Data Sheet
(PDF, 1689KB)

Installation Instructions
(PDF, 1944KB)


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