National stock numbers (NSN's) that are missing from P
source coded items have been applied for and will be
added to this TM by future change/revision when they
precious metal content, high dollar value,
are entered in the Army Master Data File (AMDF). Until
critical material or hazardous material). Refer
the NSN's are established and published, submit
to appropriate manuals/directives for specific
exception requisitions to: Commander, US Army
c. National Stock Number. Indicates the National
Monmouth, ATTN: DR-SEL-MM, Fort Monmouth, NJ
stock number assigned to the item and will be used for
07703 for the part required to support your equipment.
d. Federal Supply Code for Manufacturer (FSCM).
How to Locate Repair Parts
The FSCM is a 5-digit numeric code listed in SB 708-
41/42 which is used to identify the manufacturer,
a. When National stock number or part number is
distributor, or Government agency, etc.
e. Part Number. Indicates the primary number
Using the table of contents,
used by the manufacturer (individual, company, firm,
determine the functional group within which the item
corporation, or Government activity), which controls the
This is necessary since illustrations are
design and characteristics of the item by means of its
prepared for functional groups and listing are divided
engineering drawings, specifications, standards, and
into the same groups.
inspection requirements to identify an item or range of
(2) Second. Find the illustrations covering the
functional group to which the item belongs.
(3) Third. Identify the item on the illustration
When a stock numbered item is
and note the illustration figure and item number of the
(4) Fourth. Using the Repair Parts Listing, find
received may have a different part
the figure and item number noted on the illustration.
number than the part being replaced.
b. When National stock number or part number is
Description. Indicates the Federal item name
(1) First. Using the Index of National Stock
and, if required, a minimum description to identify the
Numbers and Part Numbers, find the pertinent National
stock number or part number. This index is in NIIN
g. Unit of Measure (U/M). Indicates the standard
sequence followed by a list of part numbers in
of the basic quantity of the listed item as used in
alphameric sequence, cross-referenced to the
performing the actual maintenance function.
illustration figure number and item.
measure is expressed by a two-character alphabetical
(2) Second. After finding the figure and item
abbreviation (e.g., ea., in, pr, etc). When the unit of
number, locate the figure and item number in the repair
measure differs from the unit of issue, the lowest unit of
issue that will satisfy the required units of measure will
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.
4. Special Information
(Next printed page is 4)