Noshok
200 Series Multiport, Hard Seat Needle Valves
200 Series Multiport, Hard Seat Needle Valves
Key Features
- 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 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)
SPECIFICATIONS | |
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 |
Orifice size | 0.187" |
Flow coefficient | CV 0.44 |
Stem seal & type | All 316 stainless steel stems with FKM o-ring and PTFE back-up ring below the threads, PTFE or Grafoil®packing optional |
Options | Panel mountings, o-ring materials, handles, packings, regulating stem and stem tips |
Catalogs
Catalog Pages
174.3 kB