TM 11-4940-246-24P-2
Recoverability
TM 11-5805-201-12, Telephone Set TA-312/PT
Definition
codes
TM 11-5805-201-20P, Telephone Set TA-312/PT
appropriate manuals/directives for specific in-
TM 11-5805-201-34P, Telephone Set TA-312/PT
structions.
TM 11-5805-201-35, Telephone Set TA-312/PT
c. National Stock Number. Indicates the National
b. National stock numbers (NSN's) that are missing
stock number assigned to the item and will be used for
from P source coded items have been applied for and
requisitioning purposes.
will be added to this TM by future change/revision
d. Part Number. Indicates the primary number used
when they are entered in the Army Master Data File
by the manufacturer (individual, company, firm, cor-
(AMDF). Until the NSN's are established and
poration, or Government activity), which controls the
published, submit exception requisitions to: Com-
design and characteristics of the item by means of its
mander, US Army Communications and Electronics
engineering drawings, specifications, standards, and
Materiel Readiness Command, ATTN: DRSEL-MM,
inspection requirements to identify an item or range of
Fort Monmouth, 07703 for the part required to support
items.
your equipment.
NOTE
5. How to Locate Repair Parts
When a stock numbered item is requisitioned,
a When National stock number or part number is
the repair part received may have a different
unknown.
part number than the part being replaced.
(1) First. Using the table of contents, determine
e. Federal Supply Code for Manufacturer (FSCM).
the functional group within which the item belongs.
The FSCM is a 5-digit numeric code listed in SB 708-42
This is necessary since illustrations are prepared for
which is used to identify the manufacturer, distributor,
functional groups and listings are divided into the
or Government agency, etc.
same groups.
f. Description Indicates the Federal item name and,
(2) Second. Find the illustration covering the
if required, a minimum description to identify the item.
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 and
the basic quantity of the listed item as used in perform-
note the illustration figure and item number of the
ing the actual maintenance function. This measure is
item.
expressed by a two-character alphabetical abbrevia-
(4) Fourth Using the Repair Parts Listing, find
tion (e.g., ea, in, pr, etc). When the unit of measure
the figure and item number noted on the illustration.
differs from the unit of issue, the lowest unit of issue
b. When National stock number or part number is
that will satisfy the required units of measure will be
known.
requisitioned.
(1) First. Using the Index of National Stock Num-
h Quantity Incorporated in Unit. Indicates the
bers and Part Numbers, find the pertinent National
quantity of the item used in the breakout shown on the
stock number or part number. This index is in NIIN se-
illustration figure, which is prepared for a functional
quence followed by a list of part numbers in
group, subfunctional group, or an assembly. A "V" ap-
alphameric sequence, cross-referenced to the illustra-
pearing in this column in lieu of a quantity indicates
tion figure number and item number.
that no specific quantity is applicable, (e.g., shims,
(2) Second. After finding the figure and item
spacers, etc).
number, locate the figure and item number in the
4. Special Information
repair parts list.
a. The following publications pertain to the
6. Abbreviations
AN/ASM-190A and its components:
Not applicable.
TM 11-4940-246-14, Electronic Shop, Shelter Mounted
AN/ASM-189A and AN/ASM-190A
(Next printed page is 4.)
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