Fluid Products, Non-Drip Brass Couplings & Nipples

DN4 (Series 267)

  • Non-Drip design
  • Unlimited combination possibilities
  • Different safety levels to avoid mixing media


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.


Couplings without valve Part No. Connection Seal Length Diameter Hexagon
Female thread 10 267 0200 102670200G 1/4"NBR43.52319
 10 267 0400 1026704001/4" NPTNBR59.22319


Couplings with valve Part No. Connection Seal Length Diameter Hexagon
Female thread 10 267 1200 102671200G 1/4"NBR43.52319
 10 267 1400 1026714001/4" NPTNBR52.92319


Nipples without valve Part No. Connection Seal Length Diameter Hexagon
Female thread 10 267 5200 102675200G 1/4"NBR48.52019
 10 267 5400 1026754001/4" NPTNBR48.51919


Nipples with valve Part No. Connection Seal Length Diameter Hexagon
Female thread 10 267 6200 102676200G 1/4"NBR48.52019
 10 267 6400 1026764001/4" NPTNBR48.52019


Check with an authorized CEJN distributor for availability and prices. Other connections and sealing material on request. Some part numbers may be subject to minimum order quantities. CEJN reserves the right to make changes without further notification. Thread connections are listed according to ISO Standards. All measurements are in mm.
Technical data
Nominal flow diameter: 4.0 mm (5/32")
Water flow (double shut-off): 17 l/min (3.7 GPM UK)
Max. working pressure: 20 bar (290 PSI)
Min. burst pressure: 80 bar (1160 PSI)
Temperature range: -15°C — +100°C (5°F — +212°F)
Material coupling: Nickel-plated brass
Material nipple: Nickel-plated brass
Kv (double shut-off): 0.51
Cv (double shut-off): 0.59
Comment: Single shut-off must utilize valved coupling and valveless nipple

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

Fluid Flow
Pressure drop, bar (PSI) DN4 (Series 267) Flow, l/min. (GPM UK)Black: Double shut-off, Grey: Single shut-off, Light grey: Straight through

Available files for download

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