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800/850 Series Needle Valve

Brand: Noshok, Inc.

Specifications

Brand

Bleed Port

  • 0.159"

Enclosure, Body Material

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

Handle Assembly Material

  • 1-3/8", 1-3/4" Phenolic

Mounting

  • Panel Mount

NPT Inlet

  • 1/2" NPT Male
  • 1/4" NPT Male

NPT Outlet

  • 1/2" NPT Male
  • 1/4" NPT Male

Options

  • Handle
  • Regulating Stem & Stem Tips

O-Ring Material

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

Packing Material

  • Grafoil
  • PTFE Back-Up Ring Below the Threads

Pressure Rating

  • Steel, Brass - psi: 6,000 (kPa: 41,370, bar: 413.7) at 93° C (200° F)
  • Steel, Stainless Steel - psi: 10,000 (kPa: 68,948, bar: 689.5) at 93° C (200° F)

Seat / Seal Material

  • 304 Stainless Steel
  • Brass
  • Steel

Stem Material

  • 316 Stainless Steel
  • 440C Stainless Steel
  • Acetal
  • Carbide
  • Ceramic
  • Delrin®
  • Monel®
  • PCTFE
  • PEEK

Stem Type

  • Non-Rotating
  • Standard Ball Stem

Typical Applications

  • Bleed valves provide a convenient means to relieve process pressures trapped between a shut off valve and the instrument 
  • Uses the same Bayonet assemblies of the 100/150 series mini valves with an integrated single threaded body for insertion in vent port 
  • Soft Tip valves feature a patented Delrin® non-rotating Soft Tip Stem, and a back-up Metal-to-Metal Seal (U.S. Patent 6,820,857) 
  • 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 
  • 0.159" Bleed Port 
  • Patented Body-to-Bonnet, Metal-to-Metal Seal is designed to significantly increase the Pressure Range of the valve (U.S. Patent 7,758,014) 
Options
  • Panel Mountings 
  • O-Ring Materials 
  • Handles 
  • Packings 
  • Regulating Stem 
  • Stem Tips