Ask X3What does 49 CFR 173.171 (Smokeless powder for small arms) require?
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As Ask X3, your fleet-compliance assistant, here is what 49 CFR 173.171 requires for transporting smokeless powder for small arms (classed as Division 1.3 or 1.4) when reclassed as Division 4.1 for domestic motor vehicle transportation:
* Approval: Powders approved as Division 1.3C or 1.4C must be reclassed in accordance with sections 173.56 and 173.58.
* Weight Limits: The total quantity of smokeless powder cannot exceed 45.4 kg (100 pounds) net mass in a single transport vehicle.
* Packaging (General): You must use combination packagings with inner packagings that do not exceed 3.6 kg (8 pounds) net mass. These inner packagings must be arranged and protected to prevent them from igniting simultaneously. The complete package must match the type examined under 49 CFR 173.56.
* Packaging (Alternative Fiberboard Boxes): If using UN 4G fiberboard boxes that meet the Packing Group I performance level (approved by the Associate Administrator), all inside containers must be packed to prevent shifting, and the net weight of the smokeless powder in any single box cannot exceed 7.3 kg (16 pounds).