UN numbers from UN0501 to UN0600 as assigned by the United Nations Committee of Experts on the Transport of Dangerous Goods are as follows:
| UN Number | Class | Proper Shipping Name | |
|---|---|---|---|
| UN 0501 | 1.4C | Propellant, solid | |
| UN 0502 | 1.2C | Rockets, with inert head | |
| UN 0503 | 1.4G | Safety devices, pyrotechnic | |
| UN 0504 | 1.1D | 1H-Tetrazole | |
| UN 0505 | 1.4G | Signals, distress, ship | |
| UN 0506 | 1.4S | Signals, distress, ship | |
| UN 0507 | 1.4S | Signals, smoke | |
| UN 0508 | 1.3C | 1-Hydroxybenzotriazole, anhydrous, dry or wetted with less than 20% water, by mass | |
| UN 0509 | 1.4C | Powder, smokeless | |
| UN 0510 | 1.4C | Rocket motors | |
| UN 0511 | 1.1B | Detonators, electronic, programmable for blasting | |
| UN 0512 | 1.4B | Detonators, electronic, programmable for blasting | |
| UN 0513 | 1.4S | Detonators, electronic, programmable for blasting | |
| UN 0514 | 1.4S | Fire suppressant dispersing devices† | |
| UN 0515 to 0600 | ? | (UN No.s not yet in use) |