(a) The maintenance code entered in the third
c. National Stock Number. Indicates the National
position will indicate the lowest maintenance level
stock number assigned to the item and will be used for
authorized to remove, replace, and usc the support item.
The rnaintenane code entered in the third position will
d. Part Number. Indicates the primary number
indicate one of the following levels of maintenance:
used by the manufacturer (individual, company, firm,
corporation, or Government activity), which control
O--Support item is removed, replaced, used at the or-
the design and characteristics of the item by means of
its engineering drawings, specifications, standards, and
H--Support item is removed. replaced, used at the gen-
inspection requirements to identify an item or range of
eral support level.
position indicates whether the item is to be repaired and
When a stock numbered item is requisitioned,
identifies the lowest maintenance level with the capability
the repair part received may have a different
to perform complete repair (i.e., all authorized main-
part number than the part being replaced.
tenance functions). This position will contain one of the
e. Federal Supply Code for Manufacturer (FSCM).
following maintenance codes:
The FSCM is a 5-digit numeric code listed in SB 708-42
which is used to identify the manufacturer, distributor,
H--The lowest maintenance level capable of complete
or Government agency. etc.
repair of the support item is the general support
f. Description. Indicates the Federal item name
and, if required, a minimum description to identify the item.
Z--Nonreparable. No repair is authorized.
g. Unit of Measure (U/M). Indicates the standard
(3) Recoverability code. Recoverability
of the basic quantity of the listed item as used in per-
are assigned to support items to indicate the disposition
forming the actual maintenance function. This measure
action on unserviceable items. The recoverability code
is expressed by a two-character alphabetical abbreviation
is entered in the fifth position of the Uniform SMR
(e.g., ea, in, pr, etc). When the unit of measure differs
Code format as follows:
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
Z--Nonreparable item. When unserviceable, condemn
quantity of the item used in the breakout shown on the
and dispose at the level indicated in position 3.
illustration figure, which is prepared for a functional
H--Reparable item. When uneconomically reparable,
group, subfunctional group, or an assembly.
condemn and dispose at the general support level.
D-Reparable item, When beyond lower level repair
capability, return to depot. Condemnation and
disposal not authorized below depot level.