49 CFR 172 Special Provision 368 (Numeric Codes)

These provisions are multi-modal and apply to bulk and non-bulk packagings.

Code	368
Description	In the case of non-fissile or fissile-excepted uranium hexafluoride, the material must be classified under UN3507 or UN2978.
HazMat with this Code	UN 2910 - Radioactive material, excepted package-limited quantity of material