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AFMAN 24-204(I)/TM 38-250/NAVSUP PUB 505/MCO P4030.19H/DLAI 4145.3
11 DECEMBER 2001
A14.3. General Hazard Communication and Handling Markings.
A14.3.1. Proper Shipping Name and Identification Number. Unless otherwise specified, mark all packages
containing hazardous materials with the PSN and identification number shown in the alphabetical listing of items in
table A4.1.
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Mark the appropriate technical name in parenthesis following the proper shipping name when required by
A4.2.2.
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Secondary hazards do not require marking.
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Do not use abbreviations (except "w" (with), "w/o" (without), and "ORM" [other regulated material]).
A14.3.2. Hazardous Substance. Mark all packages containing a hazardous substance with the letter "RQ" in
association with the PSN. If the PSN does not identify the hazardous substance by name, mark one of the following
descriptions on the package, in parentheses, in association with the PSN:
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The technical name of the hazardous substance.
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The waste stream number.
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The letters "EPA" followed by the word "ignitability," "corrosivity," "reactivity," or "EP toxicity," as
appropriate, or the corresponding "D" number, as appropriate.
A14.3.3. Hazardous Waste. Mark hazardous waste shipments according to this manual, 49 CFR 172, 40 CFR
262.32, and MIL-STD-129.
A14.3.4. Inhalation Hazard. Mark each package containing any material that is poisonous by inhalation
"Inhalation Hazard." The marking is not required if the words “INHALATION HAZARD” appear on the label.
A14.3.5. Exemptions and COEs. Mark each package authorized by a DOT Exemption or a COE with exemption
or COE number.
HA14.3.6. Air Eligible Marking.
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Mark the outer container of a combination package containing liquid hazardous material "Air Eligible" to
verify the inner containers meet internal pressure requirements of A3.2.1.
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Mark "Air Eligible" on outer containers used to meet pressure requirements of A3.2.3, if air eligibility is
not already identified by the POP marking.
HA14.3.7. Orientation Marking (This Side Up). Pack inside containers used to ship liquid hazardous material
within a combination packaging or overpack with filling holes up.
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Mark with orientation arrows meeting the requirements of 49 CFR 172.312 on two opposite sides of the
package and ensure the arrows point in the correct upright direction. Orientation labels may be used to
meet this marking requirement. The lettering "THIS SIDE UP", "THIS END UP" or "UP" may be used in
conjunction with orientation labels.
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This requirement does not apply to materials in inside metal cans of the nonrefillable type with spun-in
head and base without replaceable caps or other closing device, liquids contained in manufactured articles
which are leak-tight in all orientations, and packages with hermetically-sealed inner packagings.
A14.3.8. Inner Packagings Comply with Prescribed Specifications. Mark the outer container "INNER
PACKAGES COMPLY WITH PRESCRIBED SPECIFICATIONS” when:
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Overpacking prescribed UN specification containers for consolidation or handling purposes (see 1.13).
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This statement may be used in place of the statement required by A14.4.2.
A14.3.9. Chemically Contaminated Cargo. Mark chemically contaminated cargo shipped under the authority of
3.9 with the words, “Contaminated - Do Not Open.” Apply by any means that is visible and legible.
A14.3.10. Dangerous Goods in Machinery or Apparatus. For items shipped under the PSN “Dangerous Goods
in Machinery” or “Dangerous Goods in Apparatus” mark the PSN and UN number on the machinery, apparatus, or
packaging (unless exempted by A14.4.8).
HA14.3.11. Unitized Cargo. Identical hazardous materials unitized on a warehouse pallet or skid must have at
least one package with the UN specification markings exposed on the outside of the unit load (unless exempt by
paragraph 1.7).
A14.4. Marking Requirements Applicable to Class.
HA14.4.1. Class 1.
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Mark packages of explosives with an EX number or National Stock Number (as listed in the Joint Hazard
Classification System) for each explosive. This does not apply if the explosive has an interim hazard
