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NOSHOK 400 Series Hard Seat Valves

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  • Metal to metal hard seat design is 100% Helium leak tested to 1 x 10 -4 ml/s at 200 psi
  • 10,000 psi presssure rating (@200°F maximum)
  • Blow out proof stem design provides a secondary stem seal in the full open position
  • A stem seal below the threads prevents thread contamination
  • Viton® O-Ring & Teflon® back-up ring stem seals
  • All 316SS stems (even in steel valves) for longer life
  • Stem and bonnet threads are rolled for greater strength and smoother operation
  • Tapered stem for precise flow metering
  • One piece bonnet with a metal to metal seal to the valve body below the bonnet threaeds
  • Bonnet lock pin to prevent accidental loosening
  • Vinyl bonnet dust cap
  • Optional panel mount bonnet and panel nuts
  • Electroless Nickel plated finish on carbon steel valves
  • Electropolish finish on stainless steel valves
PART NUMBER CONNECTION MATERIAL
402 MFC 1/4" NPT Male-Female Steel
404 MFC 1/2" NPT Male-Female Steel
406 MFC 3/4" NPT Male-Female Steel
408 MFC 1" NPT Male-Female Steel
410 MFC 1-1/4" NPT Male-Female Steel
412 MFC 1-1/2" NPT Male-Female Steel
402 MFS 1/4" NPT Male-Female Stainless
404 MFS 1/2" NPT Male-Female Stainless
406 MFS 3/4" NPT Male-Female Stainless
408 MFS 1" NPT Male-Female Stainless
410 MFS 1-1/4" NPT Male-Female Stainless
412 MFS 1-1/2" NPT Male-Female Stainless
402 FFC 1/4" NPT Female-Female Steel
403 FFC 3/8" NPT Female-Female Steel
404 FFC 1/2" NPT Female-Female Steel
406 FFC 3/4" NPT Female-Female Steel
408 FFC 1" NPT Female-Female Steel
410 FFC 1-1/4" NPT Female-Female Steel
PART NUMBER CONNECTION MATERIAL
412 FFC 1-1/2" NPT Female-Female Steel
442 FFC *7/16"-20 UNF-2B Female-Female Steel
402 FFS 1/4" NPT Female-Female Stainless
403 FFS 3/8" NPT Female-Female Stainless
404 FFS 1/2" NPT Female-Female Stainless
406 FFS 3/4" NPT Female-Female Stainless
408 FFS 1" NPT Female-Female Stainless
410 FFS 1-1/4" NPT Female-Female Stainless
412 FFS 1-1/2" NPT Female-Female Stainless
442 FFS *7/16-20 UNF-2B Female-Female Stainless
402 MFAC 1/4" NPT Female-Female Angle Steel
404 MFAC 1/2" NPT Male-Female Angle Steel
402 MFAS 1/4" NPT Male-Female Angle Stainless
404 MFAS 1/2" NPT Male-Female Angle Stainless
402 FFAC 1/4" NPT Female-Female Angle Steel
404 FFAC 1/2" NPT Female-Female Angle Steel
402 FFAS 1/4" NPT Female-Female Angle Stainless
404 FFAS 1/2" NPT Female-Female Angle Stainless

* #4 SAE J1926-1 O-Ring Boss Port



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