| 200 / | HD | ELECTRICITY: CIRCUIT MAKERS AND BREAKERS |
| 502 | DF | SOLID CONTACT {15} |
| 520 | DF | .~ Push button operated {8} |
| 523 | DF | .~.~ Including alternate action mechanism (e.g., push-push) {3} |
| 526 | ![]() | .~.~.~ With rotating member (e.g., ball point pen type) {2} |
| 527 | DF | .~.~.~.~> Including rotating contact |
| 528 | DF | .~.~.~.~> Rotating cam moves contact |