| 439 / | HD | ELECTRICAL CONNECTORS |
| 625 | DF | WITH INSULATION OTHER THAN CONDUCTOR SHEATH {10} |
| 733.1 | DF | .~ Metallic connector or contact secured to insulation {10} |
| 737 | ![]() | .~.~ Secured to insulation by screw-threaded means {2} |
| 738 | DF | .~.~.~> Insulating tube, sleeve, or cap concentrically surrounding part of connector |
| 739 | DF | .~.~.~> Including resilient or spring-biased part for securing wire-conductor or mating connector thereto |