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  • Bleed valves provide a convenient means to relieve process pressures
    trapped between a shut off valve and the instrument
  • Uses the same bonnet 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 1 x 10-4 ml/s for guaranteed performance and
    reliability 10,000 psi hard seat pressure rating @ 200 °F
  • Available in zinc-nickel plated steel, electropolished stainless steel, and brass
  • FKM o-ring seal and PTFE back-up ring below the stem threads to protect
    from corrosion and galling; PTFE or Grafoil® (800 Series only) packing optional
  • All stems are 316 stainless steel
  • 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)

*Note: If a packing option is chosen, maximum pressure rating is 6,000 PSI.  Refer to the "Pressure vs. Temperature: Packing Style with Compatible Fluid" .pdf to the right-hand side of this page.

 All NOSHOK valve products conform to the MSS SP-99 instrument valves standards, and valves supplied with packing
   also conform to MSS SP-132 compression packing systems for instrument valves standard.
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852-MB N/A 1/4" NPT Male, Brass $47.75 Add To Cart
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854-MB N/A 1/2" NPT Male, Brass $51.38 Add To Cart
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852-MC N/A 1/4" NPT Male, Steel $37.75 Add To Cart
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854-MC N/A 1/2" NPT Male, Steel $43.08 Add To Cart
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852-MS N/A 1/4" NPT Male, Stainless Steel $47.91 Add To Cart
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854-MS N/A 1/2" NPT Male, Stainless Steel $50.67 Add To Cart
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