*TM 11-6625-247-24P
c. National Stock Number. Indicates the National
4. Special Information
stock number assigned to the item and will be used for
a. Detailed assembly instruction for items source
requisitioning purse.
coded to be assembly are found in TM 11-6625-247-15.
d. Part Number. Indicates the primary number used
Assembly components are listed immediately following
by the manufacturer (individual, company, firm,
the item to be assembled.
corporation, or Government activity), which controls the
b. The following publication pertains to the AN/ ASM-
design and characteristics of the item by means of its
61 and its components: TM 11-6625-247-15, Test Set,
engineering drawings, specifications, standards, and
Gyro Magnetic Compass AN/ASM-61.
inspection requirements to identify an item or range of
items.
5. How to Locate Repair Parts
NOTE
a. When National stock number or part number is
When a stock numbered item is
unknown.
(1) First. Using the table of contents, determine
requisitioned, the repair part received
the functional group within which the item belongs. This
may have a different part number
is necessary since illustrations are prepared for
than the pert being re placed.
functional groups and listings are divided into the same
e. Federal Supply Code for Manufacturer (FSCM).
groups.
The FSCM is a 5-digit numeric code listed in SB 708-42
(2) Second. Find the illustration covering the
which is used to identify the manufacturer, distributor, or
functional group to which the item belongs
Government agency, etc.
(3) Third. Identify the item on the illustration and
f. Description. Indicates the Federal item name and,
note the illustration figure and item number of the item.
if required, a minimum description to identify the item.
(4) Fourth. Using the Repair Parts Listing, find the
g. Unit of Measure (U/M). Indicates the standard of
figure and item number noted on the illustration.
the basic quantity of the listed item as used in performing
b. When National stock number or part number is
the actual maintenance function. This measure is
known.
expressed by a two-character alphabetical abbreviation
(1) First. Using the Index of National Stock
(e.g., ea, in, pr, etc). When the unit of measure differs
Numbers and Part Numbers, find the pertinent National
from the unit of issue, the lowest unit of issue that will
stock number or part number. This index is in NIIN
satisfy the required units of measure will be
sequence followed by a list of part numbers in
requisitioned.
alphameric sequence, cross-referenced to the illustration
k. 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 item
illustration figure, which is primed for a functional group,
number, locate the figure and item number in the repair
subfunctional group, or an assembly.
parts list.
6. Abbreviations
Not applicable.
(Next printed page is 4)
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