be repaired and identifies the lowest maintenance
used in performing the actual maintenance func-
level with the capability to perform complete
tion. This measure is expressed by a two-char-
repair (i.e., all authorized maintenance func-
acter alphabetical abbreviation (e.g., ea, in, pr,
tions). This position will contain one of the fol-
etc). When the unit of measure differs from the
lowing maintenance codes:
unit of issue, the lowest unit of issue that will
satisfy the required units of measure will be
H -- The lowest maintenance level capable of com-
h. Quantity Incorporated in Unit. Indicates the
plete repair of the support item is the
quantity of the item used in the breakout shown
general support level.
on the illustration figure, which is prepared for
Z -- Nonreparable. No repair is authorized.
a functional group, subfunctional group, or an
assembly. A "V" appearing in this column in lieu
of a quantity indicates that no specific quantity
codes are assigned to support items to indicate
is applicable, (e. g., shims, spacers, etc).
the disposition action on unserviceable items. The
recoverability code is entered in the fifth position
4. Special Information
of the Uniform SMR Code format as follows:
a. The following publications pertain to the
CV-425/U and its components:
TM 11580535612, Terminal, TelegraphTele-
Z -- Nonreparable item. When unserviceable, con-
demn and dispose at the level indicated in
TM 115805356342, Converter, Telegraph
Telephone Signal CV-425/U
H -- Reparable item. When uneconomically repa-
b. National stock numbers (NSN's) that are
rable, condemn and dispose at the general
missing from P source coded items have been
applied for and will be added to this TM by
future change/revision when they are entered in
c. National Stock Number. Indicates the Na-
the Army Master Data File (AMDF). Until the
tional stock number assigned to the item and will
NSN's are established and published, submit
be used for requisitioning purposes.
exception requisitions to: Commander, US Army
d. Federal Supply Code for Manufacturer
DRSEL-MM, Fort Monmouth, NJ 07703 for the
(FSCM). The FSCM is a 5-digit numeric code
part required to support your equipment.
listed in SB 70841/42 which is used to identify
the manufacturer, distributor, or Government
5. How to Locate Repair Parts
a. When National stock number or part number
e. Part Number. Indicates the primary number
used by the manufacturer (individual, company,
firm, corporation, or Government activity), which
(1) First. Using the table of contents, deter-
controls the design and characteristics of the
mine the functional group within which the item
item by means of its engineering drawings, spec-
belongs. This is necessary since illustrations are
ifications, standards, and inspection requirements
prepared for functional groups and listings are
to identify an item or range of items.
divided into the same groups.
(2) Second. Find the illustration covering
the functional group to which the item belongs.
When a stock numbered item is requisi-
(3) Third. Identify the item on the illustra-
tioned, the repair part received may
tion and note the illustration figure and item
have a different part number than the
number of the item.
part being replaced.
(4) Fourth. Using the Repair Parts Listing,
f. Description. Indicates the Federal item name
find the figure and item number noted on the illus-
and, if required, a minimum description to iden-
tify the item.
b. When National stock number or part number
g. Unit of Measure (U/M). Indicates the stand-
ard of the basic quantity of the listed item as