Needle valve 200

manualshut-offbleed

Multiport design reduces the number of gauge and other instrument connections to permanent piping installations, decreasing possible leak paths Optional bleed plugs further allow pressure to be bled off without disturbing the permanent piping installation 100% helium leak tested to 1 x 10-4 ml/s for guaranteed performance and reliability 10,000 psi 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 Graphite 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) Materials - Zinc-nickel plated steel, electropolished 316 Stainless Steel Connections - 1/2" NPT to 3/4" NPT Male-female Pressure ratings* - 10,000 psi @ 200 °F