| 301 / | HD | LAND VEHICLES: WHEELS AND AXLES |
| 5.1 | DF | WHEEL {21} |
| 9.1 | DF | .~ Detachable wheel section {10} |
| 10.1 | DF | .~.~ Demountable rim {4} |
| 35.1 | ![]() | .~.~.~ Circumferentially divided rim {2} |
| 35.2 | DF | .~.~.~.~> Rim sections held together by bayonet joint |
| 35.3 | DF | .~.~.~.~> Rim secctions held together by transversely divided locking ring |