Identification of the usable on codes used in this
condemn and dispose at the level indicated in
Reparable item. When uneconomically reparable,
b. National stock numbers (NSN's) that are
condemn and dispose at the general support level.
missing from P source coded items have been applied
c. National Stock Number.
for and will be added to this TM by future change/
revision when they are entered in the Army Master Data
National stock number assigned to the item and will be
File (AMDF). Until the NSN's are established and
used for requisitioning purposes.
d. Federal Supply Code for Manufacturer
(FSCM). The FSCM is a 5-digit numeric code listed in
Command and Fort Monmouth, ATTN: DRSEL-MM,
SB 708-41/42 which is used to identify the manufacturer,
Fort Monmouth, NJ 07703 for the part required to
distributor, or Government agency, etc.
support your equipment.
e. Part Number. Indicates the primary number
used by the manufacturer (individual, company, firm,
corporation, or Government activity), which controls the
How to Locate Repair Parts
design and characteristics of the item by means of its
engineering drawings, specifications, standards, and
a. When National stock number or part
inspection requirements to identify an item or range of
number is unknown.
(1) First. Using the table of contents,
determine the functional group within which the item
When a stock numbered item is
This is necessary since illustrations are
prepared for functional groups and listings are divided
requisitioned, the repair part received may
into the same groups.
have a different part number than the part
(2) Second. Find the illustration covering
the functional group to which the item belongs.
Identify the item on the
Description. Indicates the Federal item
illustration and note the illustration figure and item
name and, if required, a minimum description to identify
number of the item.
(4) Fourth. Using the Repair Parts Listing,
g. Unit of Measure (U/M).
find the figure and item number noted on the illustration.
standard of the basic quantity of the listed item as used
b. When National stock number or part
in performing the actual maintenance function. This
number is known.
measure is expressed by a two-character alphabetical
(1) First. Using the Index of National
abbreviation (e.g., ea, in, pr, etc). When the unit of
Stock Numbers and Part Numbers, find the pertinent
measure differs from the unit of issue, the lowest unit of
National stock number or part number. This index is in
issue that will satisfy the required units of measure will
NIIN sequence followed by a list of part numbers in
alphameric sequence, cross-referenced to the illustration
h. Quantity Incorporated in Unit. Indicates the
figure number and item number.
quantity of the item used in the breakout shown on the
(2) Second. After finding the figure and
illustration figure, which is prepared for a functional
item number, locate the figure and item number in the
group, subfunctional group, or an assembly.
repair parts list.
a. Usable on codes are shown in the
description column. Uncoded items are applicable to all
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