Distributor of valves, control valves,
actuated valves and valve accessories

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TESCOM™ 74-3800 Series

  • Manufacturer: TESCOM
  • Valve Type: Tescom Regulators
  • Sub-Type:
  • Internally springless and threadless design
  • Metal-to-metal diaphragm to body seal for high leak integrity
  • Smooth unobstructed flow path allows for complete purging
  • Positive shut-off seal, tied diaphragm design with positionable captured vent bonnet
  • Hastelloy® trim option is available


74-3800 Series ultra high purity, tied diaphragm pressure reducing regulator offers high flow and internally threadless and low internal volume design with Cv = 0.5. The 74-3800 Series is available with 10 Ra surface finish. Inlet pressures are 600, 1000, or 3500 psig / 41.3, 69.0, 241 bar with outlet pressures up to 150 psig / 10.3 bar. Ideal for use in 1/2" point-of-use pressure regulator, gas cabinets, high flow purging systems and semiconductor manufacturing.


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