stock number assigned to the item and will be used for
TM 11-5965-222-14P, Dynamic Loudspeaker LS166/U
TM 11-5965-260-24P, Headset, Electrical H-140A/U
d. Part Number. Indicates the primary number
TM 11-6625-847-12, Simulator, Radio Frequency
used by the manufacturer (individual, company, firm,
b. The illustrations in this manual are identical to
corporation, or Government activity), which controls the
those published in TM 11-6625-847-40P. Only those
design and characteristics of the item by means of its
parts assigned the third position SMR maintenance code
engineering drawings, specifications, standards, and
"C" or "O" are listed in the tabular listing; therefore, there
inspection requirements to identify an item or range of
may be a break in the item number sequence. Only
illustrations containing organizational authorized items
appear in this manual.
When a stock numbered item is
requisitioned, the repair part received
5. How to Locate Repair Parts
may have a different part number
than the part being replaced.
a. When National stock number or part number is
e. Federal Supply Code for Manufacturer (FSCM).
Using the table of contents,
The FSCM is a 5-digit numeric code listed in SB 708-42
determine the functional group within which the item
which is used to identify the manufacturer, distributor, or
This is necessary since illustrations are
Government agency, etc.
prepared for functional groups and listings are divided
f Description. Indicates the Federal item name
into the same groups.
and, if required, a minimum description to identify the
(2) Second. Find the illustration covering the
functional group to which the item belongs.
g. Unit of Measure( U/M). Indicates the standard of
(3) Third. Identify the item on the illustration
the basic quantity of the listed item as used in performing
and note the illustration figure and item number of the
the actual maintenance function. This measure is
expressed by a two-character alphabetical abbreviation
(4) Fourth. Using the Repair Parts Listing,
(e.g., ea, in, pr, etc). When the unit of measure differs
find the figure and item number noted on the illustration.
from the unit of issue, the lowest unit of issue that will
satisfy the required units of measure will be
b. When National stock number or part number is
h. Quantity Incorporated in Unit. Indicates the
(1) First. Using the Index of National Stock
quantity of the item used in the breakout shown on the
Numbers and Part Numbers, find the pertinent National
illustration figure, which is prepared for a functional
stock number or part number. This index is in NIIN
group, subfunctional group, or an assembly.
sequence followed by a list of part numbers in
alphameric sequence, cross-referenced to the illustration
4. Special Information
figure number and item number.
(2) Second. After finding the figure and item
a. The following publications pertain to the
number, locate the figure and item number in the repair
SM442A/GRC and its components:
TM 11-5820-467-15, Antenna Group AN/GRA-50
TM 11-5820-467-24P, Antenna Group AN/GRA-50
TM 11-5820-520-12, Radio Sets AN/GRC-106 and
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