Brass Rupture Disc Plug - OTU

  • One-time-use brass rupture disc plug
  • Provides overpressure protection for OEM systems
  • Easy installation with standard NPT/SAE threads
  • Leak-tested for performance assurance
  • Fully customizable configurations
  • Sealed unit with muffled outlet option

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The OTU brass rupture disc plug is a one-time-use pressure relief device designed for OEM applications involving compressed air, gas, or high-pressure water systems. It provides dependable, inexpensive overpressure protection and is easy to install. The plug consists of a brass body and a rupture disk, available in various materials such as 316 stainless steel, nickel, inconel, monel, and hastelloy C. It features standard NPT thread connections and a muffled outlet for quick and easy installation. If an overpressure event occurs, the entire assembly is replaced. The OTU brass rupture disc plug is customizable with various inlet and outlet thread types and sizes, as well as different burst pressures. Every unit is leak-tested before leaving the factory to ensure optimal performance. It is compatible with OEM equipment and offers a range of burst pressures from 115 to 9500 psig, with a performance tolerance of +/- 5% above 77 psig.

Use Cases

  • OEM applications
  • Compressed air systems
  • Gas systems
  • High-pressure water systems

Capabilities

  • Provides overpressure protection via rupture disc mechanism
  • Supports wide pressure range (115–9500 psig / ~5.3–655 bar)
  • Compatible with multiple media: air, gas, water systems
  • Supports various connection configurations (NPT, SAE, muffled, free vent)
  • Ensures leak-tight performance (100% bubble leak tested)
  • Allows material selection based on corrosion and pressure requirements
OsecoElfab OsecoElfab manufactures pressure management solutions, including rupture discs and explosion vents, for the hydrogen economy to ensure safety and performance. Founded in 1965, it is part of the Halma Group. The company focuses on innovation and customer-centric solutions.

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