Tescom 44-2300 Series

TESCOM 44-2300 Series is a compact, lightweight, high purity single-stage backpressure regulator for specialty, flammable, and industrial gas flows of less than 4 SCFM. Diffusion-resistant metal diaphragm seal ensures gas purity and integrity. Ideal for use in analytical systems, gas sampling, pilot plants, OEM packages and R&D laboratories.

Features & Benefits

  • Reduces contamination and provides accurate regulation of corrosive or non-corrosive gases
  • Convoluted metal to metal sealed diaphragm
  • Close pressure differential between crack and reseat
  • Dome loading optional
  • Panel mounting available
  • Compact and economical


Pressure Rating

Controlled Pressure Ranges:

0-25, 0-50, 0-100, 0-250 PSIG [0-1.7, 0-3.5, 0-7, 0-17 bar]



Body: 316 Stainless Steel, Brass or Monel®

Bonnet: 300 Series Stainless Steel, Brass

Seat: CTFE

Diaphragm: 316 Stainless Steel or Elgiloy®

Remaining Parts: 316 Stainless Steel, Monel® (for Monel® body)


Operating Temperature

-40°F to +165°F [-40°C to +74°C]

Port Size & Type

1/4″ NPT

Flow Capacity

Cv = .08


Load Type

Spring, Dome



2 lbs. [.9 kg]