NOSHOK 704-FFS-NB1 1/2 NPT, Female x Female, 316 SS, NBR-O-Ring, Soft Seat Block & Bleed Valve

Noshok 704-FFS-NB1 1/2 NPT, Female x Female, 316 SS, NBR-O-Ring, Soft Seat Block & Bleed Valve

Block & Bleed Valve, Soft Seat, 1/2 NPT Female – 1/2 NPT Female, 316 SS, 0.187″ Orifice, NBR 70 O-Ring

700 Series Block & Bleed, Soft Seat Needle Valves

 

 

• Block & bleed design allows pressure to be bled off without disturbing the
  permanent piping installation, allowing quick and easy removal or
  replacement of instruments
• 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)
• 0.090″ bleed hole located on the bottom is controlled by a 1/4″-20 UNF-2A bleed screw

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: 702-FFC-HL5)
NOTE 2: When a packing option is selected, an o-ring option is NOT available.

ORDERING INFORMATION – Additional Options

    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 “T” handles (HL2).
The handle material will always match the material of the valve, unless otherwise specified. For example, the “T” handle (HL2) on the 702-FFC will be steel. When only the standard configuration is needed, no additional designations are necessary. Please consult the factory for special application requests.