Noshok Needle Valve, 500 Series
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500 Series Needle Valve

Brand: Noshok, Inc
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Noshok Needle Valve, 500 Series
Specifications
  • 100% helium leak tested to 1 x 10-4 ml/s for guaranteed performance and reliability 
  • 6,000 psi pressure rating at 200° F 
  • Replaceable Delrin® seat and straight through porting for bidirectional, high capacity flow and easy roddable cleaning 
  • Blow-out proof stem provides a secondary stem seal in the full open position 
  • FKM O-Ring seal and PTFE back-up ring below the stem threads to protect from corrosion and galling; PTFE packing optional (certain NPT sizes only) 
  • All stems are 316 stainless steel 
  • 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 bonnet and stem (non-packing) 
Options
  • Panel Mountings 
  • O-Ring Materials 
  • Handles 
  • Packings 
  • Regulating Stem 
  • Stem Tips 

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Specifications

Brand

Enclosure, Body Material

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

Flow Capacity

  • 1/4” - 1/2” NPT: Cv 0.76
  • 3/4” - 1-1/2” NPT: Cv 4.0

Handle Assembly Material

  • 1-3/8”, 1-3/4”, 2-3/8” Phenolic

Mounting

  • Panel Mount (1 Nut, 2 Nuts)

NPT Inlet

  • 1” NPT Female
  • 1” NPT Male
  • 1/2” NPT Female
  • 1/2” NPT Male
  • 1/4” NPT Female
  • 1/4” NPT Male
  • 1/8” NPT Female
  • 1/8” NPT Male
  • 1-1/2” NPT Female
  • 1-1/2” NPT Male
  • 1-1/4” NPT Female
  • 1-1/4” NPT Male
  • 3/4” NPT Female
  • 3/4” NPT Male

NPT Outlet

  • 1” NPT Female
  • 1” NPT Male
  • 1/2” NPT Female
  • 1/2” NPT Male
  • 1/4” NPT Female
  • 1/4” NPT Male
  • 1/8” NPT Female
  • 1/8” NPT Male
  • 1-1/2” NPT Female
  • 1-1/2” NPT Male
  • 1-1/4” NPT Female
  • 1-1/4” NPT Male
  • 3/4” NPT Female
  • 3/4” NPT Male

O-Ring Material

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

Options

  • Handle
  • Regulating Stem & Stem Tips

Orifice Size

  • 1/4” - 1/2” NPT: 0.187”
  • 3/4” - 1-1/2” NPT: 0.438”

Packing Material

  • PTFE Packing Optional for 1/4”, 3/8” & 1/2” NPT Only

Pressure Rating

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

Seat / Seal Material

  • 304 Stainless Steel
  • Steel

Stem Material

  • 316 Stainless Steel

Stem Type

  • Non-Rotating

Documentation

Data Sheets

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