Screw-in fitting / quick / straight / pneumatic
291 series CEJN


  • Fixation:

    screw-in, quick

  • Configuration:


  • Applications:


  • Material:

    steel, nickel steel

  • Other characteristics:

    security, compact, standard

  • Diameter:

    5.5 mm

  • Operating pressure:

    Min.: 0 Pa (0 psi)

    Max.: 12 bar (174.05 psi)


CEJN AB series 291 DN 5.5 button style couplings and nipples are compact, light and quick-connect type. They have an advanced design that meets ergonomic and industrial design demands. It can be connected/disconnected with safety and ease. The couplings are compliant with safety standard ISO 4414. The nipple is in accordance with ISO 6150 C. Two larger sizes are also available in the series - Series 381 and 471.


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