Series 250 Models 71 and 72 Two-way Shut off Valve Nipple and Coupler

360-Degree Integration

Every unique problem calls for a unique solution. Please contact PCU today to see how we can create a custom designed solution specifically for your manufacturing facility.

Two-way shutoff valved nipples and couplers with an improved molded seal design provides a 0.7 Cv unrestricted flow rate and instant positive connection with a variety of connecting end caps and seal compounds to satisfy your application. It has a holding pressure from vacuum to 1000 psig, the couplers are repairable with internal parts quickly interchangeable for long life. An inexpensive retrofit kit converts the seal design of a Model 61 and 62 to a Model 71 and 72.


  • Vacuum/Air
  • Refrigerants
  • Water
  • Oil
  • Mass Spectrometer
  • Helium
  • Nitrogen


  • Leak-Free Positive Locking
  • Quick Connect/Disconnect
  • Valved Shutoff
  • Long Lasting
  • Adaptability
  • Repairable

Customized end caps are available.