TM 11-5840-293-20P
Code
Application/Explanation
g. Unit of Measure (U/M). Indicates the standard
F--The lowest maintenance level capable of complete
of the basic quantity of the listed item as used in
repair of the support item is the direct support level.
performing the actual maintenance function.
This
H--The lowest maintenance level capable of complete
measure is expressed by a two-character alphabetical
repair of the support item is the general support
abbreviation (e.g., ea, in, pr, etc). When the unit of
level.
measure differs from the unit of issue, the lowest unit of
D--The lowest maintenance level capable of complete
issue that will satisfy the required units of measure will
repair of the support item is the depot level.
be requisitioned.
h. Quantity Incorporated in Unit. Indicates the
Z--Nonreparable. No repair is authorized.
quantity of the item used in the breakout shown on the
(3) Recoverability code. Recoverability codes are
illustration figure, which is prepared for a functional
assigned to support items to indicate the disposition
group, subfunctional group, or an assembly.
action on unserviceable items. The recoverability code is
entered in the fifth position of the Uniform SMR Code
4.
Special Information
format as follows:
a. The following publication pertains to the
AN/FPN-40 and its components.
Revocability
TM 11-5840-293-12, Radar Set AN/FPN-40
codes
Definition
b. The illustrations in this manual are identical to
Z--Nonreparable item. When unserviceable, condemn
those published in TM 11-5840-293-34P. Only those
and dispose at the level indicated in position 3.
parts assigned the third position SMR maintenance code
F--Reparable item. When uneconomically reparable,
"C" or "0" are listed in the tabular listing, therefore, there
condemn and dispose at the direct support level.
may be a break in the item number sequence. Only
H--Reparable item. When uneconomically reparable,
illustrations 'containing /organizational authorized items
condemn and dispose at the general support level.
appear in this manual.
D--Reparable item. When beyond lower level repair
capability, return to depot. Condemnation disposal
5.
How to Locate Repair Parts
not authorized below depot level.
a. When National stock number or part number is
unknown.
c. National Stock Number. Indicates the National
(1) First.
Using the table of contents,
stock number assigned to the item and will be used for
determine the functional group within which the item
requisitioning purposes.
belongs.
This is necessary since illustrations are
d. Part Number. Indicates the primary number
prepared for functional groups and listings are divided
used by the manufacturer (individual, company, firm,
into the same groups.
corporation, or Government activity), which controls the
(2) Second. Find the illustration covering the
design and characteristics of the item by means of its
functional group to which the item belongs.
engineering drawings, specifications, standards, and
(3) Third. Identify the item on the illustration
inspection requirements to identify an item or range of
and note the illustration figure and item number of the
items.
item.
(4) Fourth. Using the Repair Parts Listing,
NOTE
find the figure and item number noted on the illustration.
When
a
stock
numbered
item
is
b.
When National stock number or part number is
requisitioned, the repair part received may
known.
have a different part number than the part
(1) First. Using the Index of National Stock
being replaced.
Numbers and Part Numbers, find the pertinent National
stock number or part number. This index is in NIIN
e. Federal Supply Code for Manufacturer
sequence followed by a list of part-numbers in
(FSCM). The FSCM is a 5-digit numeric code listed in
alphanumeric sequence, cross-referenced to the
SB 708-42 which is used to identify the manufacturer,
illustration figure number and item number.
distributor, or Government agency, etc.
f.
Description. Indicates the Federal item name
and, if required, a minimum description to identify the
item.
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