This manual lists spares and repair parts; special tools;
special test, measurement, and diagnostic equipment
Cannibalization or salvage may be
(TMDE), and other special support equipment required
used as a source of supply for any
for performance of organizational, direct support, and
items source coded above except
general support maintenance of the 0-1805/USM. It
those coded XA and aircraft support
authorizes the requisitioning and issue of spares and
items as restricted by AR 750-1.
repair parts as indicated by the source and maintenance
(2) Maintenance code. Maintenance codes
are assigned to indicate the levels of maintenance
authorized to USE and REPAIR support items. The
This Repair Parts and Special Tools List is divided into
maintenance codes are entered in the third and fourth
the following sections:
positions of the Uniform SMR Code format as follows:
(a) The maintenance code entered in
and repair parts authorized for use in the performance of
the third position will indicate the lowest maintenance
maintenance. The list also includes parts which must be
level authorized to remove, replace, and use the support
removed for replacement of the authorized parts. Parts
item. The maintenance code entered in the third
lists are composed of functional groups in numeric
position will indicate one of the following levels of
sequence, with the parts in each group listed in figure
and item number sequence.
b. Section III. Special Tools List. Not applicable.
H - Support item is removed, replaced, used at the
general support level.
Number Index. A list, in National item identification
(b) The maintenance code entered in
number (NIIN) sequence, of all National stock numbers
the fourth position indicates whether the item is to be
(NSN) appearing in the listings, followed by a list, in
repaired and identifies the lowest maintenance level
alphanumeric sequence, of all part numbers appearing
with the capability to perform complete repair (i.e., all
in the listings.
National stock numbers and part
authorized maintenance functions). This position will
numbers are cross-referenced to each illustration figure
contain one of the following maintenance codes:
and item number appearance.
H - The lowest maintenance level capable of complete
Explanation of Columns
repair of the support item is the general support
a. Illustration. This column is divided as follows:
(1) Figure number.
Indicates the figure
Z - Nonreparable. No repair is authorized.
number of the illustration on which the item is shown.
(2) Item number.
The number used to
(3) Recoverability code.
identify item called out in the illustration.
codes are assigned to support items to indicate the
b. Source, Maintenance, and Recoverability (SMR)
disposition action on unserviceable items.
recoverability code is entered in the fifth position of the
(1) Source code. Source codes indicate the
Uniform SMR Code format as follows:
manner of acquiring support items for maintenance,
repair, or overhaul of end items. Source codes are
Z - Nonreparable item. When unserviceable, condemn
entered in the first and second positions of the Uniform
and dispose at the level indicated in position 3.
SMR Code format as follows:
H - Reparable item. When uneconomically reparable,
condemn and dispose at the general support level.
PA - Item procured and stocked for anticipated or known
c. National Stock Number. Indicates the National
XB - Item is not procured or stocked. If not available
stock number assigned to the item and will be used for
through salvage, requisition.
XD - A support item that is not stocked. When required,
d. Federal Supply Code for Manufacturer (FSCM).
item will be procured through normal supply
The FSCM is a 5-digit numeric code listed in SB