Thermal Control Products, Non-Drip Couplings & Nipples

Series 767, DN19 Brass

  • Quick connect coupling with no-spill design
  • Durable and robust to withstand long periods of connection
  • Different safety levels to avoid mixing media

Thermal management needs safe, easy and reliable quick disconnect couplings with high-flow for an effective cooling process. CEJN brass series 767 is an affordable high-flow non-drip coupling adaptable to virtually all applications and system requirements, perfect for cooling electronics. The one-hand-operated series ensures practically no spillage and eliminates pollution and air inclusion. For extra safety, colour-coding and/or key coding is available. Optional sealing material can be arranged. Series 767 in DN19 is available in: double shut-off, single shut-off and straight through. CEJN delivers connectors to keep your system temperature controlled.

The series is also available in four other sizes: series 267, 467, 567 and 667. Please refer to series 777 for an all-brass version. For other sizes in brass, refer to series 277, 477, 577 and 677. If you can’t find a product that meets your requirements, don’t hesitate to contact us, and we’ll put our R&D department at your disposal. (Water Flow Series 767, DN19 PDF)

Applications:Data server chiller cooling lines, chassis manifolds, IGBTs, power converters, power inverters, rectifiers, industrial drives, power generators, heat exchangers, medical and industrial lasers, traction control, machine tools, solar power, alternative energy.

Series 767, DN19 Brass
Technical data
Nominal flow diameter: 19 mm (3/4")
Water flow (double shut-off): 221.6 l/min (48.8 GPM UK)
Max. working pressure: 20 bar (290 PSI)
Min. burst pressure: 80 bar (1160 PSI)
Temperature range: -20°C — +150°C (-4°F — +302°F)
Material coupling: Nickel-plated brass
Material nipple: Nickel-plated brass
Kv (double shut-off): 13.30
Cv (double shut-off): 15.37
Comment: Also available in singel shut-off or straight through version.

Water flow capacity measured at 1.0 bar (14.5 PSI) pressure drop.

Fluid Flow
Pressure drop, bar (PSI)
Series 767, DN19 Brass
Flow, l/min. (GPM UK)
Coupling (Socket) Part No. Connection Seal Length Diameter Hexagon
Female Thread 10 767 1241107671241G 1" (BSP), red codeEPDM825246
 10 767 1243107671243G 1" (BSP), blue codeEPDM825246

Nipple (Plug) Part No. Connection Seal Length Diameter Hexagon
Female Thread 10 767 6241107676241G 1" (BSP), red codeEPDM67.54441
 10 767 6243107676243G 1" (BSP), blue codeEPDM67.54441

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.

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Available files for download