AFMAN 24-204(I)/TM 38-250/NAVSUP PUB 505/MCO P4030.19H/ DLAI 4145.332111 DECEMBER 2001Attachment 14MARKING HAZARDOUS MATERIALSA14.1. General Requirements. Mark hazardous materials according to MIL-STD-129 Marking for Shipment andStorageand this manual. Labels may be used to meet marking requirements to the extent they meet all application,placement, size, legibility, and durability requirements for marking.A14.2.United Nations (UN) Packaging Specification Markings.UN specification markings are mandatory forall packages of hazardous materials unless exempted by 1.7 or a separate approval. A description of the codes andsequence of information contained in the UN specification marking is identified in figure A14.1. A sample of howthe UN specification markings look is in figure A14.2 and figure A14.3.-Grandfathered Items. Containers packaged before January 1, 1990 may be shipped internationally bymilitary air without the UN specification markings. Annotate the shipping papers with the words,"Government-owned goods packaged before January 1, 1990."FigureA14.1. UN Specification Marking Codes and Sequence of Instruction.UNThe symbol used to certify that the packaging complies with United Nationsrecommendations. For embossed metal packagings the capital "UN" can be applied as thesymbol.4GThis is a two to four position code.The first position indicates the type of packaging and will be one of the following numbers:1 = Drum2 = Wooden barrel3 = Jerrican4 = Box5 = Bag6 = Composite packaging7 = Pressure receptacleThe second position indicates the type of material that the container is made of. Forcomposite packagings, two capital letters (second and third positions) will be used toindicate the type of materials. The first letter indicates the material of the inner receptacleand the second letter indicates the material of the outer packaging. For combinationpackagings, only the code for the outer packaging will be used. The following lettersindicate the type of materials:A = Steel (all types and surface treatments)B = AluminumC = Natural woodD = PlywoodF = Reconstituted woodG = FiberboardH = Plastic materialsL = TextileM = Paper, multi-wallN = Metal (other than steel or aluminum)P = Glass, porcelain, or stonewareThe third position (fourth position for composite packagings) will be a number indicating thecategory of packaging within the same type (i.e., 1A1 [non-removable head steel drum], 1A2[removable head steel drum], 6HG1 [plastic receptacle with outer fiber drum] 6HG2 [plasticreceptacle with outer fiberboard box]).
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