Explanation
Code
Explanation
Code
at direct and general support mainte-
form the required assembly at indicated
nance levels. When the item is no longer
maintenance categories.
economically reparable, it is normally
X--Parts and assemblies that are not procured
disposed of at the GS level. When supply
or stocked because the failure rate is
considerations dictate, some of these
normally below that of the applicable
repair parts may be listed for automatic
end item or component. The failure of
return to supply for depot level repair
such part or assembly should result in
as set forth in AR 710-1. When so listed,
retirement of the end item from the
they will be replaced by supply on an
supply system.
exchange basis.
X1--Repair parts which are not procured or
S--Repair parts, special tools and test equip-
stocked. The requirement for such items
ment, and assemblies which are economi-
will be filled by the next higher assem-
cally reparable at DS and GS activities
bly or component.
and which normally are furnished by
X2--Repair parts, special tools and test equip-
supply on an exchange basis. When
ment which are not stocked and have
items are determined by a GSU to be
no foreseen mortality. The indicated
uneconomically reparable, they will be
maintenance category requiring such re-
evacuated to a depot for evaluation and
pair parts will attempt to obtain the
analysis before final disposition.
parts through cannibalization or sal-
T--High dollar value recoverable repair parts,
vage. The item may be requisitioned,
with exception data, from the end item
special tools and test equipment which
are subject to special handling and are
manager for immediate use.
issued on an exchange basis. Such items
G--Major assemblies that are procured with
will be repaired or overhauled at depot
PEMA funds for initial issue only as
maintenance activities only. No repair
exchange assemblies at DS and GS
may be accomplished at lower levels.
level. These assemblies will not be stock-
U--Repair parts, special tools and test equip-
ed above DS and GS level or returned to
ment specifically selected for salvage by
depot supply level.
reclamation units because of precious
NOTE
metal content, critical materials, high
Cannibalization or salvage may be used
dollar value, or reusable casings or cast-
as a source of supply for any items
ings.
source coded above except those coded
b. Federal Stock Number. Indicates the Federal
X1 and aircraft support items as re-
stock number assigned to the item and will be
stricted by AR 700-42.
used for requisitioning purposes.
(2) Maintenance code. Indicates the lowest
c. Description. Indicates the Federal item name
category of maintenance authorized to install the
and a minimum description required to identify
listed item. Capabilities of higher maintenance
the item. The last line indicates the reference
categories are considered equal or better. Main-
number followed by the applicable Federal Sup-
tenance codes are--
ply Code for Manufacturer (FSCM ) in paren-
Code
Explanation
theses. The FSCM is used as an element in item
C
Crew/operator
identification to designate manufacturer or dis-
O
---- Organizational maintenance
tributor or Government agency, etc., and is iden-
F
Direct support maintenance
tified in SB 708-42.
-
H
. General support maintenance
D
Depot maintenance
d. Unit of Measure (U/M). Indicates the stand-
ard or basic quantity by which the listed item is
(3) Recoverability code. Indicates whether
used in performing the actual maintenance func-
unserviceable items should be returned for re-
tion. This measure is expressed by a two-char-
covery or salvage. Items not coded are nonrecov-
acter alphabetical abbreviation, e.g., ea, in, pr,
erable. Recoverability codes are--
etc., and is the basis used to indicate quantities
Code
and allowances in subsequent columns. When the
Explanation
R--Repair parts (assemblies and components),
unit of measure differs from the unit of issue, the
special tools and test equipment which
lowest unit of issue that will satisfy the required
are considered economically reparable
units of measure will be requisitioned.
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