TM 55-1905-223-24P-2
(3) ITEM column. The item number identifies the item associated with the figure listed in the adjacent
FIG. column. This item is also identified by the NSN listed on the same line.
b. PART NUMBER INDEX. Part numbers in this index are listed by part number in ascending alphanumeric
sequence (i.e., vertical arrangement of letter and number combination which places the first letter or digit of
each group in order A through Z, followed by the numbers 0 through 9 and each following letter or
digit in like order).
(1) FSCM column. The Federal Supply Code for Manufacturer (FSCM) is a 5-digit numeric code used to
identify the manufacturer, distributor, or Government agency, etc., that supplies the item.
(2) PART NUMBER column. Indicates the primary number used by the manufacturer (individual, firm,
corporation, or Government activity), which controls the design and characteristics of the item by
means of its
engineering drawings, specifications standards, and inspection requirements to identify an item or range of
items.
(3) STOCK NUMBER column. This column lists the NSN for the associated part number and
manufacturer identified in the PART NUMBER and FSCM columns to the left.
(4) FIG. column. This column lists the number of the figure where the item is identified/located in Sections
II and III.
(5) ITEM column. The item number is that number assigned to the item as it appears in the figure
referenced in adjacent figure number column.
c. FIGURE AND ITEM NUMBER INDEX.
(1) FIG. column. This column lists the number of the figure where the item is identified/located in
(2) ITEM column. The item number is that number assigned to the item as it appears in the figure
referenced in the adjacent figure number column.
(3) STOCK NUMBER column. This column lists the NSN for the item.
(4) FSCM column. The Federal Supply Code for Manufacturer (FSCM) is a 5-digit numeric code used to
identify the manufacturer, distributor, or Government agency, etc., that supplies the item.
(5) PART NUMBER column. Indicates the primary number used by the manufacturer. (individual, firm,
corporation, or Government activity), which controls the design and characteristics of the item by
means of its engineering drawings, specifications standards, and inspection requirements to identify
an item or range of items.
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