| 439 / | HD | ELECTRICAL CONNECTORS | 
| 527 | DF | WITH SUPPORTING MEANS FOR COUPLING PART {18} | 
| 544 | DF | .~ Coupling part or mating part extending into panel opening {6} | 
| 552 |  | .~.~ Including resilient securing {5} | 
| 553 | DF | .~.~.~> By resilient member on panel | 
| 554 | DF | .~.~.~> Panel circuit arrangement | 
| 555 | DF | .~.~.~> With means to deform or lock resilient means | 
| 556 | DF | .~.~.~> With sealing to panel | 
| 557 | DF | .~.~.~> Laterally flexed finger on coupling part {1} |