400 Series Standard, Hard Seat Needle Valves
100% helium leak tested to 1 x 10-4 ml/s for performance and reliability. Blow-out proof stem provides a secondary stem seal in the fully open position. FKM o-ring seal and PTFE back-up ring below the stem threads to protect from corrosion and galling; PTFE or Graphite packing optional.
Technical Resources
For NOSHOK Valves with Steel valve types:
WARNING: This product can expose you to chemicals including Lead and Nickel, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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