420 规格参数
| Finger Type | two conductor, spherical flatted tip single finger |
| Test Data Document | 81349-mil-p-642 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type |
| Terminal Type | internal setscrew |
| Overall Diameter | 0.552 inches nominal |
| Finger Diameter | 0.250 inches minimum single finger and 0.253 inches maximum single finger |
| Overall Length | 3.406 inches nominal |
| Cable Entrance Diameter | 0.439 inches minimum and 0.442 inches maximum |
| Material | plastic insulator |
| Electrical Insulation Feature | insulated completely |
| ~1 | data on certain environmental and performance |
| Identification Code Color | black |