CEJN® Series 267 Non-Drip Couplings

  • With unlimited combination possibilities, CEJN Series 267 non-drip modular couplings are adaptable to virtually all applications and system requirements. The Non-Drip design of the Series ensures practically zero spillage and eliminates pollution and air inclusion during connection and disconnection. The Series is available in three configurations: straight through, single shut-off and double shut-off. Series 267 is also available with color-coding and/or key coding for extra safety. Optional seal material upon request.

  • The Series is also available in four other sizes: Series 467, 567, 667 and 767. Please refer to Series 277 for a stainless steel version. For other sizes in stainless steel, refer to Series 477, 577, 677 and 777.

  • Non-Drip design

  • Unlimited combination possibilities

  • Different safety levels to avoid mixing media

Technical Data Summary
Specification Details  
Nominal Flow Diameter 4.0mm
Coupling Material Nickel-plated brass
Nipple Material Nickel-plated brass
Maximum Working Pressure  
20.0 MPa
Maximum Burst Pressure  
80.0 MPa
Water flow (double shut-off)  
17 l/min (3.7 GPM UK)
Water flow (single shut-off)  
17 l/min (3.7 GPM UK)
Water flow (straight through)  
32 l/min (7.0 GPM UK)
Temperature Range  
  -15°C to +100°C (5°F to +212°F)


  • Flow capacity is measured at 4 bar (58 PSI) pressure drop.

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