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TESCOM™ SG3 Single Stage Gas Regulator
SG3 Series is a compact, lightweight, high purity single-stage regulator for specialty, flammable and industrial gas flows of 5-200 SCFM / 141-5600 SLPM.
Sensitive, extra long-life metal diaphragm ensures gas purity and integrity. Exceptionally low decaying inlet characteristic provides a stable outlet pressure as inlet pressure varies. Suitable for Laboratory and Point-of-Use Gas Systems in medical, pharmaceutical, food and beverage, and other high purity applications.
TESCOM™ SG3 Single Stage Gas Regulator


Pressure Rating
Maximum Inlet Pressure: 4500 psig / 310 bar
Maximum Outlet Pressure: 15, 50, 125, 250 psig / 103, 345, 862, 1724 kPa / 1.0, 3.4, 8.6, 17.2 bar
Body: 316L Stainless Steel, Nickel-Plated Brass
Diaphragm: 316 Stainless Steel or Neoprene
Seal: Teflon® or Buna-N
10 micron nominal sintered Bronze or 316 Stainless Steel
Remaining Parts
Brass, 300 Series Stainless Steel
Operating Temperature
-40°F to 140°F / -40°C to 60°C
Inlet & Outlet: 1/2 NPTF
Accessories: 1/4 NPTF
Flow Capacity
Cv = 1.0
Load Type
Spring only
5.5 lbs / 2.5 kg
Additional Information
For custom modifications or a complete system solution, please contact your local sales office.


  • Optional neoprene diaphragm provides exceptional sensitivity for precise pressure control
  • Cartridge valve design incorporates 10 micron filter to protect the regulator seat and makes service simple