Starting at $71.81



  • 100% helium leak tested to 1 x 10-4 ml/s
  • 10,000 psi pressure rating
  • Blow-out proof stem
  • FKM o-ring seal and PTFE back-up ring
  • 316 stainless steel stems
  • 1/4" NPT up to 1 1/2" NPT connection options
  • Slotted spring pin
  • Vinyl dust cap


The NOSHOK 400 Series Needle Valve is 100% helium leak tested to 1 x 10-4 ml/s for guaranteed performance and reliability. The blow-out proof stem provides a secondary stem seal in the full open position. The 400 Series has a 10,000 psi pressure rating at 200°F. The FKM o-ring seal and PTFE back-up ring below the stem threads to protect from corrosion and galling; PTFE or Grafoil packing optional (certain NPT sizes only). All stem threads are rolled for strength and ease of operation.

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Part Number Price Available
$250.51 54 in stock
$288.28 24 in stock
$275.66 23 in stock
$275.66 17 in stock
$250.51 11 in stock
$288.28 7 in stock

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