TM 5-2090-200-12&P
to be used differs between serial numbers of the same model, the effective serial numbers are shown as the last line of
the description. In the Special Tools List, the initial basis of issue (BOI) appears as the last line in the entry for each
special tool, TMDE, and support equipment. When density of equipments supported exceeds density spread indicated in
the basis of issue, the total authorization is increased accordintly.
g. Unit of measure (U/M). Indicates the standard of the basic quantity of the listed item as used in performing the
actual maintenance function. This measure is expressed by a two-character alphabetical abbreviation (e.g., ea, in, pr,
etc.). When the unit of measure differs from. the unit of issue, the lower unit of issue that will satisfy the required units of
measure will be requisitioned.
h Quantity Incorporated in Unit. Indicates the quantity of the item used in the breakout shown on the illustration
figure, which is prepared for a functional group, subfunctional group, or an assembly. A "V'" appearing in this column in
lieu of a quantity indicates that no specific quantity is applicable, (e.g., shims, spacers, etc.).
The next printed page is C-5
C-3
