PREN ISO 12209 : DRAFT 2012

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Yoke type outlet connection for SCUBA use up
  to a maximum cylinder working pressure of
  232 bar
5 Threaded type outlet connections up to a maximum
  cylinder working pressure of 232 bar and 300 bar
6 Threaded type valve outlet connection for SCUBA
  use up to a maximum cylinder working pressure
  of 232 bar including adaptor for users to
  convert into a yoke type outlet
7 Marking
Annex A (normative) - Outlet connection type test
        procedures
Bibliography

Defines the characteristics of outlet connections for gas cylinder valves for compressed breathable air gas cylinders.