Hydraulic Products, ISO B Stainless Steel Couplings & Nipples

Series 676, DN20

  • ISO B Standard
  • Stainless steel design
  • Working pressure up to 2320 PSI (160 bar)


CEJN Series 676 features quick-connect couplings and nipples are manufactured according to ISO Standard 7241-1 B. The solid design makes them particularly suitable for strenuous applications in the iron, steel, oil, food and automotive industry. Series 676 is a stainless steel version.


The couplings and nipples are also available in four other sizes; DN 6.3 (Series 376), DN 10 (Series 476), DN 12.5 (Series 576), DN 25 (Series 776). For a steel version see Series 675.

Couplings Part No. Connection Length Diameter Hexagon Seal
Female thread 10 676 1201 106761201G 3/4"90.15036FPM
 10 676 1401 1067614013/4" NPT90.15036FPM


Nipples Part No. Connection Length Diameter Hexagon Seal
Female thread 10 676 6201 106766201G 3/4"5538.536FPM
 10 676 6401 1067664013/4" NPT5538.536FPM


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: 20 mm (3/4")
Max. Suggested Flow: 148 l/min ( GPM UK)
Max. working pressure connected: 16.0 MPa
Max. working pressure disconnected: 16.0 MPa
Min. burst pressure connected: 80.0 MPa
Min. burst pressure disconnected: 80.0 MPa
Temperature range: -15°C — +180°C (5°F — +356°F)
Material coupling: Stainless steel/brass
Material nipple: Stainless steel/brass
Material seal: Viton (FPM)
Connectability: Without pressure
Disconnection under pressure: Not allowed
Pressure drop chart
Pressure drop, PSI Series 676, DN20 Flow, GPM

Available files for download

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