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Tescom Back Pressure Regulator

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Tescom Back Pressure Regulator

The Tescom Back Pressure Regulator's balanced stem design eliminates the need to adjust bias over a wide range of operating pressures. High flow capacity (Cv=2.0), diaphragm sensed, low accumulation, and mounts in any position.

Tescom Back Pressure Regulator

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Tescom Back Pressure Regulator
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Ref: 26-2912-282A
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Tescom pressure control regulators have an excellent reputation in the diving industry for quality, longevity and ease of maintenance, resulting in a reliable breathing air supply from the surface to the diver. We are widely recognised as an experienced and well-respected manufacturer of high quality pressure control equipment to various worldwide defence organisations and are the US Navy's No.1 choice for surface supply breathing and chamber pressure control applications.

At Tescom we continue to strengthen our position in both the commercial diving and hyperbaric chamber markets and create partnerships with our customers to meet the technical challenges of the industry. Tescom has already forged several close associations with many large global diving companies achieving preferred supplier status. Our reputation for quality and reliability has been proven through decades of successful service in the industry. Tescom products are used extensively in commercial and recreational diving, offshore oil and gas exploration and medical hyperbaric chambers. As an established supplier we have gained considerable experience and reputation for the quality and longevity of our products. Our product line includes both pressure reducing and back pressure regulators, numerous control valves and bespoke system solutions. The life support nature of these applications requires a safe and robust design in order to ensure reliability and long service life. All Tescom products are designed, manufactured and individually tested to the highest possible standards in our ISO 9001 quality approved worldwide manufacturing facilities. The performance quality and reliability of Tescom products in addition to the local support provided by our highly qualified sales team continues to ensure that we remain the world’s number one pressure control equipment manufacturer.

  • Balanced stem design eliminates the need to adjust bias over a wide range of operating pressures
  • High flow capacity: Cv =2.0
  • Diaphragm sensed
  • Low accumulation
  • Mounts in any position
  • Choice of stainless steel or brass construction


  • Maximum rated control pressure: 1000 psig
  • Maximum rated reference pressure: 1000 psig
  • Bias Pressure Ranges: 0, 0-15, 0-30 psig
  • Design Proof Pressure: 150% maximum rated pressure
  • Leakage: Bubble-tight
  • Operating Temperature: 0 degrees to +165 degrees F (-18 degrees C to +74 degrees C)
  • Flow capacity: Cv=2.0
  • Crack-to-Reseat Differential:
    • 0-15 psig range: 3 psig
    • 0-30 psig range: 5 psig

Media Contact Materials

  • Body: 303 Stainless Steel or Brass
  • Seat: CTFE
  • Diaphragm: (unreinforced) Viton-A®
  • O-rings: Viton-A®
  • Back-up Rings: Teflon®
  • Remaining Parts: 300 Series Stainless Steel & Brass
  • Cleaning: CGA 4.1 and ASTM G93
  • Weight Stainless: 10.0 lbs. (4.50 kg)
  • Weight Brass: 10.5 lbs. (4.75 kg)
  • Pressure Conversion: 14.5 psig = 1 bar 145 psig = 1 MPa

Kit Notes:

  • Repair Kits consist of: Springs, Vent Valves, Valve Caps, O-Rings, Seat and Back-Up Rings
  • Soft Good Kits consist of: O-Rings, Seat and Back-Up Rings

Product Documents

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Telephone +44 (0)1772 687775

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