TM 55-6115-491-40
CODE
EXPLANATION
CODE
EXPLANATION
X1
Repair Parts which are not procured or stocked.
The requirement for such items will be filled by.
exchange basis. Such items will be repaired or
the next higher assembly or component.
overhauled at depot maintenance activities only.
X2
Repair Parts, Special Tools, and Test Equipment
No repair may be accomplished at lower levels.
which are not stocked and have no foreseen
U
Repair Parts, Special Tools and Test Equipment
mortality. The indicated maintenance category
specifically selected for salvage by reclamation
requiring such repair parts will attempt to obtain
units because of precious metal content, critical
the parts through cannibalization or salvage, the
materiels, high dollar value or reusable casings
item may be requisitioned with exception data,
or castings.
from the end item manager, for immediate use.
b. Federal Stock Number, Column 2. Indicates
G
Major assemblies that are procured with PEMA
the Federal stock number assigned to the item and will
funds for initial issue only as exchange
be used for requisitioning purposes. Items source coded
assemblies at DSU and GSU level. These
A, M, or X1 are not assigned a Federal stock number.
assemblies will not be stocked above the DS and
c. Description, Column 3.
Indicates the
GS level or returned to depot supply level.
Federal item name and any additional description of the
item required. An explanation of notes and / or codes
NOTE: Cannibalization or salvage may be used as a
used in this column appear at the end of the figure(s)
source of supply for any items source coded above
breakdown.
The description column contains the
except those coded X1 and aircraft support items as
following subcolumns.
restricted by AR 700-42.
(1) Reference number and manufacturer's
(2) Maintenance code. Indicates the lowest
code. Indicates a part number or other reference
category of maintenance authorized to install the listed
number for the listed item followed by the applicable five-
item. The maintenance level codes are:
digit Federal supply code for manufacturer in
CODE
EXPLANATION
parentheses.
C
Crew or operator maintenance
(2) Usable on code. Indicates an alpha
O
Organizational maintenance
coding to reflect the application of the listed item to the
F
Direct support maintenance
specific manufacturer's model designation. No entries in
H
General support maintenance
this column indicates the item listed applies to all
models. Refer to paragraph B-4 for identification of the
(3) Recover ability code.
Indicates
usable on codes (not applicable).
whether unserviceable items should be returned for
d. Unit of Measure (U/M), Column 4. A 2
recovery or salvage. Items not coded are expendable.
character alphabetic abbreviation indicating the amount
Recoverability codes are:
or quantity of the item upon which the allowances are
based, e.g., FT, EA, PR, etc.
CODE
EXPLANATION
e. Quantity Incorporated in Unit, Column 5.
R
Applied to repair parts, (assemblies and
Indicates the quantity of the item used in the assembly.
components), special tools and test equipment
A "V" appearing in this column in lieu of a quantity
which are considered economically reparable at
indicates that a definite quantity cannot be indicated.
direct and general support maintenance levels.
f.
Thirty-day GS Maintenance Allowance,
When the item is no longer economically
reparable, it is normally disposed of at the GS
Column 6.
level. When supply considerations dictate, some
(1) The allowance column is divided into
of these repair parts may be listed for automatic
three subcolumns.
Indicated in each subcolumn,
return to supply for depot level repair as set forth
opposite the first appearance of each item, is the total
in AR 710-50. When so listed, they will be
quantity of items authorized for the number of
replaced by supply on an exchange basis.
equipments supported. Subsequent appearances of the
S
Repair Parts, Special Tools, Test Equipment and
same item will have the letters "REF" in this column.
assemblies which are economically reparable at
Items authorized for use as required, but not for initial
DSU and GSU activities and which normally are
furnished by supply on an exchange basis.
stockage, are identified with an asterisk (*) in the
When items are determined by a GSU to be
allowance column.
uneconomically reparable, they will be evacuated
to a depot for evaluation and analysis before final
disposition.
T
Higher dollar value recoverable repair parts,
special tools and test equipment which are
subject to special handling and are issued on an
B-2
