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600 Series Needle Valve

Brand: Noshok, Inc
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Features
  • Block & Bleed design allows pressure to be bled off without disturbing the permanent piping installation, allowing quick and easy removal or replacement of instruments 
  • 100% Helium leak tested to 1x10-4 ml/s for guaranteed performance and reliability 
  • 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) 
  • 0.090" bleed hole located on the bottom is controlled by a 1/4"-20 UNF-2A bleed screw 
Options
  • Panel Mountings 
  • O-Ring Materials 
  • Handles 
  • Packings 
  • Regulating Stem 
  • Stem Tips 
Features
  • Block & Bleed design allows pressure to be bled off without disturbing the permanent piping installation, allowing quick and easy removal or replacement of instruments 
  • 100% Helium leak tested to 1x10-4 ml/s for guaranteed performance and reliability 
  • 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) 
  • 0.090" bleed hole located on the bottom is controlled by a 1/4"-20 UNF-2A bleed screw 
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

  • 0.44 Cv

Handle Assembly Material

  • 1-3/4”, 1-3/8” Phenolic

Mounting

  • Panel Mount (1 Nut, 2 Nuts)

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

  • Grafoil
  • PTFE Back-Up Ring Below the Threads

Pressure Rating

  • psi: 10,000 (kPa: 68,948, bar: 689.5) at 93° C (200° F)

Seat / Seal Material

  • 304 Stainless Steel
  • Steel

Stem Material

  • 440C Stainless Steel
  • All 316 Stainless Steel Stems with FKM O-Ring & PTFE Back-Up Ring Below the Threads, PTFE or Grafoil Packing Optional
  • Carbide
  • Ceramic
  • Monel

Stem Type

  • Non-Rotating
  • Regulating Hard
  • Standard Ball Stem

UNF/UNC Inlet

  • 1/4”-20 UNF Male-2A

UNF/UNC Outlet

  • 1/4”-20 UNF Female-2A
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