The preprinted captions appearing on the top line and at the bottom of NAVSUP 1114m are identical and most are familiar and self-explanatory. Additional information on some of the top and second line data elements may help you understand and use of the data the captions and the source shown.
M/C—The materiel control code is a single alphabetic character assigned by the inventory manager to segregate items into more manageable groupings (fast, medium, or slow movers) or to 12-45