286AFMAN 24-204(I)/TM 38-250/NAVSUP PUB 505/MCO P4030.19H/ DLAI 4145.311 DECEMBER 2001NOTES:1. Quantity in kg.2. Minimum percentage of plutonium-240 is 5 weight percent.3. 4.5 kilogram limitation of plutonium due to 10 watt decay heat limitation.4. For a mixture of uranium-235 and plutonium, an equal amount of uranium-235 may be substituted for anyportion pf plutonium authorized.5. Maximum inside diameter of Specification 2R containment vessel must not be greater than 12.1 cm (4.75 inch)see A11.8.2.6. Granulated or powdered metal with any particle less than 8 mm (0.25 inch) in the smallest dimension is notauthorized.7. Except for material with a criticality TI of 0.0, the maximum permitted uranium-235 enrichment is 93.5 percent.8. H/X is ratio of hydrogen to fissile atoms in the inner containment.9. For Pu-238, the limit is 0.02 kg due to the 10 watt thermal decay heat limitation.A11.8.2.3. Type B, Type B(U) or B(M) packaging that meets the standards for packaging of fissile materials in 10CFR Part 71, and is approved by the US Nuclear Regulatory Commission per 49 CFR 173.471.A11.8.2.4. Type B(U) or B(M) packaging that meets the applicable requirements for fissile radioactive materials insection V of the IAEA“Regulations for the Safe Transport of Radioactive Materials, Safety Series No. 6” or IAEA"Regulations for the Safe Transport of Radioactive Materials, No. TS-R-1” and for which the foreign competentauthority certificate has been revalidated by the DOT according to 49 CFR 173.473. Authorized only for export andimport shipments.A11.8.2.5. DOT 20PF-1, 20PF-2, 20PF-3, 21PF-1A, or 21PF-1B phenolic-foam insulated overpacks with snugfitting inner metal cylinders meeting all of the applicable requirements of A3.1, A3.3.7.1, and A3.3.7.2, and thefollowing:-Handling procedures and packaging criteria must comply with US Department of Energy Report NumberORO-651 or ANSI Standard N14.1.-Quantities of uranium hexafluoride are authorized as shown in table A11.6, with each package assigned aminimum transport index as also shown.
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