ISO 14469-3:2006
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Road vehicles -- Compressed natural gas (CNG) refuelling connector -- Part 3: 25 MPa (250 bar) connector

This standard was last reviewed* in 2009.

*ISO standards are reviewed every five years.


ISO 14469-3:2006 applies to compressed natural gas (CNG) vehicle nozzles and receptacles constructed entirely of new, unused parts and materials. CNG fuelling connection nozzles consist of the following components, as applicable:

  • receptacle and protective cap (mounted on vehicle);
  • nozzle.

ISO 14469-3:2006 applies to devices which have a service pressure of 250 bar and refers only to a service pressure of 250 bar.

This part of ISO 14469 applies to devices with standardized mating components and applies to connectors which:

  • prevent natural gas vehicles from being fuelled by dispenser stations with service pressures higher than that of the vehicle;
  • allow natural gas vehicles to be fuelled by dispenser stations with service pressures equal to or lower than the vehicle fuel system service pressure.

ISO 14469-3:2006 is applicable to compressed natural gas in accordance with ISO 15403.


  • Document published on: 2006-07-15
    Edition: 1 (Monolingual) ICS: 43.060.40
    Status: Published Stage: 90.92 (2011-08-03)
    TC/SC: ISO/TC 22/SC 41 Number of Pages: 24
  • Revised by: ISO/DIS 14469

  • No corrigenda or amendments available

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