SAE AS 25427:2015 pdf free.Coupling Assembly, Hydraulic, Self-Sealing, Quick Disconnect. 3.4.5 Operation: The coupling shall be so designed that it can be coupled and uncoupled with one hand without the use of tools. Coupling and uncoupling operations shall be possible with 60-PSI static pressure applied to both halves of the coupling. Inadvertent uncoupling shall not occur under 20G maximum loading....