Parkair CP21 Quick Connect Couplings Colour Coded

2 to 3 days

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This is a Parkair CP21 pneumatic quick release coupling, couplings and nipples are manufactured from nickel plated brass. These couplings are design to interchange with the same colour to prevent incorrect connection that can lead to injuries or damge to the process. This range has a maximum working pressure of 30 bar with a flow capacity of 560 l/min.  This coupling is valved which is closed when disconnected.


  • Nominal flow diameter is 5mm (3/16")
  • Flow Capacity is 560 l/min (19.4 CFM) measured at 6 bar (87 psi) with a 0.5 bar (7 psi) pressure drop
  • Max working pressure 30 bar (435 psi)
  • Temperature range -20°C to +100°C (-4°F to +212°F)

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