MIL-HDBK-1861A (W/CHANGE 1), DEPARTMENT OF DEFENSE HANDBOOK: SELECTION AND USE OF ELECTRICAL AND ELECTRONIC ASSEMBLIES, BOARDS, CARDS, AND ASSOCIATED HARDWARE (26 SEP 2006)., This handbook is for guidance only and cannot be cited as a requirement. If it is, the contractor does not have to comply. This handbook consists of the following: a. Selected standard items, for use in the design and manufacturer of Department of Defense equipment under the jurisdiction of the Department of Defense. b. Guides for the choice and application of items for use in Department of Defense equipment.