Needle & Manifold Valves

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

 

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)
Dimensions Options Print Catalog Page

 

ORDERING INFORMATION

SERIES 2 2-valve        
SEAT 1 Soft seat        
PROCESS CONNECTION 7 Block & bleed        
CONNECTION SIZES 0 1/2" NPT 2 1/4" NPT    
VALVE TYPES MFC Male-Female, Steel FMC Female-Male, Steel FFCR Female-Female, Steel, Right Vent
MFCR Male-Female, Steel, Right Vent EFMC Extended Female-Male, Steel EFFC Extended Female-Female, Steel
EMFC Extended Male-Female, Steel FMS Female-Male, Stainless Steel FFS Female-Female, Stainless Steel
MFS Male-Female, Stainless Steel EFMS Extended Female-Male, Stainless Steel FFSR Female-Female, Stainless Steel, Right Vent
MFSR Male-Female, Stainless Steel, Right Vent FFC Female-Female, Steel EFFS Extended Female-Female, Stainless Steel
EMFS Extended Male-Female, Stainless Steel        

    Please consult your local NOSHOK Distributor or NOSHOK, Inc. for availability and delivery information.

To meet all of your specific application requirements, the following additional options are available for these needle valves. To order all or any of these options, simply add them to the part number as shown in the diagram below.
NOTE 1: The example shown includes ALL possible additional options. Please include ONLY the options required for your application when building your part number. (EXAMPLE: 2170-FFC-PK1)
NOTE 2: When a packing option is selected, an o-ring option is NOT available.

ORDERING INFORMATION - Additional Options

SOFT SEAT PK1 PEEK KF1 PCTFE    
PACKING P1 PTFE        
STEM TIP T1 Non-rotating (316 stainless)        
O-RINGS* EM1 EPDM KZ1 FFKM (Kalrez® 3018 or equivalent) NB1 NBR
HANDLES HL1 1-13/16" Mini "T" HL3 1" Round knurled HL5 1-3/4" Phenolic
  HL2 2-1/2" "T" HL4 1-3/8" Phenolic    

    Please consult your local NOSHOK Distributor or NOSHOK, Inc. for availability and delivery information.

*   Other o-ring materials available on request.

Please note that the standard o-ring in all the NOSHOK valves is FKM and the standard handles are block “T” handles (HL2) and bleed 1-3/8" mini “T” handle (HL7).

The handle material will always match the material of the valve, unless otherwise specified. For example, the "T" handle (HL2) on the 2170-FFC will be steel. When only the standard configuration is needed, no additional designations are necessary. Please consult the factory for special application requests.

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