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TM 55-4920-412-13&P
(3)
Recoverability Code. Recoverability codes are
assigned to support items to indicate the disposition
action on unserviceable items. The recoverability code
is entered in the fifth position of the Uniform SMR Code
format as follows:
Code
Definition
Z
Nonrepairable
item.
When
unserviceable,
condemn and dispose at the level indicated in
position 3.
D
Repairable item. When beyond lower level
repair capability. send to depot Condemnation
and disposal not authorized below depot level.
c.
National Stock Number. Indicates the National
Stock Number assigned to the item and will be used for
requisitioning purposes. Note: NSNs have not as yet
been assigned to all those items that require them, i.e.,
all "P" source coded items. Until such time as NSNs are
assigned, these parts may be requisitioned by part
number and Federal Supply Code for Manufacturers, or
Management Control Number (MCN).
d.
Part Number. Indicates the primary number
used by the manufacturer (individual, company, firm,
corporation, or Government activity), which controls the
design and characteristics of the item by means of its
engineering drawings, specifications, standards, and
inspection requirements, to identify an item or range of
items.
NOTE
When a stock numbered item is
requisitioned, the repair part received
may have a different part number
than the part being replaced.
e.
Federal Supply Code for Manufacturer (FSCM).
The FSCM is a 5-digit numeric code listed in SB 708-42
which is used to identify the manufacturer, distributor, or
Government agency, etc.
f.
Description. Indicates the Federal item name
and any additional description required to identify the
item. Basis of Issue (BOI) for Special Tools, Ground
Support, and Flyaway Equipment. The Usable On Code
designates to which Bench Test Set (BTS) variation the
subassembly or component belongs. An "A" under the
Usable On Code designates the part to BTS PIN 245-
476854-000; a "B" designates the part to BTS PIN 245-
476854-001. No entry under the Usable On Code
implies used by both variations.
g.
Unit of Measure (UIM). Indicates the
standard of the basic quantity of the listed item as used
in performing the actual maintenance function. This
measure is expressed by a two character alphabetical
abbreviation (e g., ca, in, pr, etc.). When the unit of
measure differs from the unit of issue, the lowest unit of
issue that will satisfy the required units of measure will
be requisitioned.
h.
Quantity Incorporated in Unit. Indicates the
quantity of the item required for one assembly only,
including instances when similar assemblies are broken
down together. A "V' appearing in this column in lieu of
a quantity indicates that no specific quantity is
applicable, (e.g., shims, spacers, etc.).
4. How to Locate Repair Parts.
a.
When National Stock Number, or Management
Control Number, or Part Number is Unknown:
(1)
First. Find the illustration covering the
assembly group to which the repair part belongs.
(2)
Second. Identify the repair part on the
illustration and note the illustration figure and item
number of the repair part.
(3)
Third. Using the Repair Parts Listing, find
the figure and item number noted on the illustration.
b.
When National Stock Number, or Management
Control Number, or Part Number is 'Known:
(1)
First. Using the Index of National Stock
Numbers or Management Control Numbers and Part
Numbers, find the pertinent National Stock Number,
Management Control Number or part number. This
index is in descending National Item Identification
Number (NIN) sequence followed by a list of part
numbers in descending alphanumeric sequence, cross-
referenced to the illustrations figure number and item
number.
(2)
Second. After finding the figure and item
number, locate the figure and item number in the Repair
Parts List.
5. Abbreviations. (Not Applicable).
C-2 Change 2
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