| 102 / | HD | AMMUNITION AND EXPLOSIVES |
| 200 | DF | IGNITING DEVICES AND SYSTEMS {15} |
| 221 | DF | .~ Arming devices {2} |
| 222 | DF | .~.~ Blocking or interrupting type {7} |
| 237 | ![]() | .~.~.~ Centrifugal operated {3} |
| 238 | DF | .~.~.~.~> With or including a timing device |
| 239 | DF | .~.~.~.~> Latch for impacting device {4} |
| 244 | DF | .~.~.~.~> Rotor or slide {2} |