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UN identification number

UN2016: Ammunition, toxic, non-explosive

As listed: Ammunition, toxic, non-explosive, without burster or expelling charge, non-fuzed

UN2016 appears 1 time in the Hazardous Materials Table (49 CFR §172.101). Hazard class 6.1.

ID numberUN2016
Hazard class6.1
Packing groupnot assigned
Label codes6.1

All §172.101 entries for UN2016

Open any entry for packaging sections, special provisions, air limits and vessel stowage.

What it means

6.1
Class 6.1 — Poisonous (toxic) material. Materials, other than gases, that are toxic to humans if swallowed, inhaled, or absorbed through skin.

Label codes (column 6): 6.1 → Poison / Toxic label.

UN numbers are recognized for international and domestic transport.

Example basic description

UN2016, Ammunition, toxic, non-explosive, 6.1

Proper shipping name shown without the table's italic descriptive text. Order per §172.202: ID number, proper shipping name, hazard class, packing group. Example only — add technical names, “RQ”, quantities and other elements your shipment requires.

What to check next

  1. Match the name. Compare your SDS Section 14 to the proper shipping names above and pick the row with your packing group.
  2. Read the special provisions on the entry page (§172.102) — they can add limits or exceptions.
  3. Check packaging — the entry page lists the Part 173 sections for exceptions, non-bulk and bulk.
  4. Labels & placards. Placarding depends on class and quantity — see Table 1 vs Table 2.
  5. Emergency response. Find the response guide for UN2016 in the current PHMSA Emergency Response Guidebook.
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Common questions about UN2016

What is UN2016?

UN2016 is the identification number for Ammunition, toxic, non-explosive in the DOT Hazardous Materials Table (49 CFR §172.101).

What hazard class is UN2016?

UN2016 is listed under hazard class 6.1 (poisonous (toxic) material).

What packing group is UN2016?

Packing group for UN2016: not assigned. Where several rows exist, the packing group that fits your material decides which row applies.

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Source: Hazardous Materials Table (49 CFR §172.101), eCFR.gov — current as of Oct 23, 2026. View the official table. Reference only — verify current requirements before shipping.