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2170 Series Needle Valve, 2-Valve
Brand: Noshok, IncSpecifications
- 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
- 100% Helium Leak tested to 1x10-4 ml/s for guaranteed performance and reliability
- 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
- 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 bayonet and stem (non-packing)
Options
- Panel Mountings
- O-Ring Materials
- Handles
- Packings
- Regulating Stem
- Stem Tips
Specifications
Brand
Enclosure Finish
- Vinyl Dust Cap for Bonnet & Stem (Non-Packing)
Enclosure, Body Material
- Electro-Polished 316 Stainless Steel
- Zinc-Nickel-Plated Steel
Flow Capacity
- 0.76 Cv
Handle Assembly Material
- Phenolic
Mounting
- Panel Mount
NPT Inlet
- 1/2” NPT Female
- 1/2” NPT Male
- 1/4” NPT Female
- 1/4” NPT Male
NPT Outlet
- 1/2” NPT Female
- 1/2” NPT Male
- 1/4” NPT Female
- 1/4” NPT Male
O-Ring Material
- Ethylene Propylene (EPR)
- FFKM (Kalrez 3018 or Equivalent)
- FKM
- NBR
Options
- Handle
- Regulating Stem & Stem Tips
Orifice Size
- 0.187”
Packing Material
- PTFE
Pressure Rating
- psi: 6,000 (kPa: 41,370, bar: 413.7) at 93° C (200° F)
Seat / Seal Material
- 304 Stainless Steel
- PCTFE
- PEEK
- Steel
Stem Length
- 4” Standard
- 5-3/8” Extended Length Available
Stem Material
- 316 Stainless Steel
Stem Type
- Non-Rotating
Valves
- Two
