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QC Series Instrumentation Quick Connects

Quick Connects are designed to provide a convenient way to connect and disconnect fluid lines, creating a leak-tight seal without the use of tools for grab sample systems, laboratories, and other applications requiring rapid or frequent connections and disconnections.

Select Quick Connects for your applications.


  • MAWP: 3000 psig (206 bar)
  • Temperature Range: -15 to 350° F
  • Body Material: 316 SS, Alloy 400, Alloy C-276, and Brass
  • O-ring Material: FKM. Other materials are available
  • Coupling Types: DESO (Double End Shut Off) and SESO (Single End Shut Off) and full flow
  • End Connections: Duolok®, Unilok®, Griplok® tube fittings and NPT pipe end connections
  • Stem plugs and body caps available to prevent contamination
  • Push-to-connect design means no tools are required
  • Keyed couplings are used to identify different media and prevent accidental connection to the wrong media.

Quick Connects - SESO - DESO