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2170 Series Needle Valve, 2-Valve

Brand: Noshok, Inc
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Features
  • Combines isolating and venting in a single valve, eliminating the need for tubing and fittings 
  • Block Valve isolates the downstream process fluids and the bleed valve exhausts upstream fluids enabling instruments to be removed without disturbing the permanent piping installation 
  • 100% Helium Leak tested to 1x10-4 ml/s for guaranteed performance and reliability 
  • Replaceable Delrin® Seat, and straight through porting for bidirectional, high capacity flow and easy roddable cleaning 
  • PCTFE or PEEK Soft Seat optional 
  • Blow-out proof stem provides a secondary stem seal in the full open position 
  • All stem threads are rolled for strength and ease of operation 
  • One-piece bonnet with a metal-to-metal seal to the valve body below the bonnet threads 
  • Slotted spring pin to prevent accidental loosening 
  • Vinyl dust cap for bayonet and stem (non-packing) 
Options
  • Panel Mountings 
  • O-Ring Materials 
  • Handles 
  • Packings 
  • Regulating Stem 
  • Stem Tips 
Features
  • Combines isolating and venting in a single valve, eliminating the need for tubing and fittings 
  • Block Valve isolates the downstream process fluids and the bleed valve exhausts upstream fluids enabling instruments to be removed without disturbing the permanent piping installation 
  • 100% Helium Leak tested to 1x10-4 ml/s for guaranteed performance and reliability 
  • Replaceable Delrin® Seat, and straight through porting for bidirectional, high capacity flow and easy roddable cleaning 
  • PCTFE or PEEK Soft Seat optional 
  • Blow-out proof stem provides a secondary stem seal in the full open position 
  • All stem threads are rolled for strength and ease of operation 
  • One-piece bonnet with a metal-to-metal seal to the valve body below the bonnet threads 
  • Slotted spring pin to prevent accidental loosening 
  • Vinyl dust cap for bayonet and stem (non-packing) 
Options
  • Panel Mountings 
  • O-Ring Materials 
  • Handles 
  • Packings 
  • Regulating Stem 
  • Stem Tips 
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Specifications

Brand

Enclosure Finish

  • Vinyl Dust Cap for Bonnet & Stem (Non-Packing)

Enclosure, Body Material

  • Electro-Polished 316 Stainless Steel
  • Zinc-Nickel-Plated Steel

Flow Capacity

  • 0.76 Cv

Handle Assembly Material

  • Phenolic

Mounting

  • Panel Mount

NPT Inlet

  • 1/2” NPT Female
  • 1/2” NPT Male
  • 1/4” NPT Female
  • 1/4” NPT Male

NPT Outlet

  • 1/2” NPT Female
  • 1/2” NPT Male
  • 1/4” NPT Female
  • 1/4” NPT Male

O-Ring Material

  • Ethylene Propylene (EPR)
  • FFKM (Kalrez 3018 or Equivalent)
  • FKM
  • NBR

Options

  • Handle
  • Regulating Stem & Stem Tips

Orifice Size

  • 0.187”

Packing Material

  • PTFE

Pressure Rating

  • psi: 6,000 (kPa: 41,370, bar: 413.7) at 93° C (200° F)

Seat / Seal Material

  • 304 Stainless Steel
  • PCTFE
  • PEEK
  • Steel

Stem Length

  • 4” Standard
  • 5-3/8” Extended Length Available

Stem Material

  • 316 Stainless Steel

Stem Type

  • Non-Rotating

Valves

  • Two
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