Noshok 2170-MFS-P1 (1/2″ NPT) Male -Femaile- Soft Seat,316 SS Teflon Packing 2 Valve Block & Bleed Valve

Noshok 2170-MFS-P1 (1/2″ NPT)  Male -Femaile- Soft Seat,316 SS Teflon Packing 2 Valve Block & Bleed Valve

2170 Series 2-Valve Block & Bleed, Soft Seat Needle Valves

• 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
• 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
• 6,000 psi pressure rating @ 200 °F
• Replaceable Delrin^® seat, and straight through porting for bidirectional,
  high capacity flow and easy roddable cleaning
• PCTFE or PEEK soft seat optional
• 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
• 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)