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  • 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 on the bottom
  • The 1/4" NPT vent plug is located 90° to the left and may be removed and replaced with exhaust piping to direct the fluids to a safe location
  • 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
  • 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 or Grafoil® packing optional
  • 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)

* 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 on 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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N/A 1/2" NPT Male - 1/2" NPT Female, Steel $186.07 Add To Cart
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N/A 1/4" NPT Male - 1/4" NPT Female, Steel $186.07 Add To Cart
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N/A 1/2" NPT Male - 1/2" NPT Female, Stainless Steel $311.02 Add To Cart
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N/A 1/4" NPT Male - 1/4" NPT Female, Stainless Steel $311.02 Add To Cart
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