CEJN® Series 220 Standard Couplings

  • Series 220 couplings are suitable for fluid and vacuum applications, as well as compressed air.
  • They offer high flow capacity for a wide range of applications.
  • Safety rings to prevent unintentional disconnection are available on request.

Technical Data Summary
Specification Details  
Nominal Flow Diameter 5mm
Coupling Material Nickel Plated Brass
Nipple Material Hardened Zinc Plated Steel
Maximum Working Pressure  
  35 bar
Maximum Burst Pressure  
  140 bar
Standard Flow Rate  
  580 l/min (20.5 CFM)
Temperature Range  
  -30°c to + 100°c


  • Flow capacity is measured at 6 bar (87 psi) inlet pressure, and pressure drop at 0.5 bar (7 psi).