TM 11-7025-221-34P/TO 31S5-2G-254/TM-08467 A-34/5
PA-- Item procured and stocked for anticipated or
This manual lists spares and repair parts; special
tools; special test, measurement, and diagnostic
PE Support equipment procured and stocked for
equipment (TMDE), and other special support equip-
ment required for performance of direct support and
nance repair activities.
general support maintenance of the TD-1337V/G.
XA Item is not procured or stocked because the
It authorizes the requisitioning and issue of spares
requirements for the item will result in the
and repair parts as indicated by the source and main-
replacement of the next higher assembly.
XB-- Item is not procured or stocked. If not availa-
ble through salvage, requisition.
This Repair Parts and Special Tools List is divided
Cannibalization or salvage maybe used as
into the following sections:
a source of supply for any items source
coded above except those coded XA and
and repair parts authorized for use in the perform-
aircraft support item as restricted by AR
ance of maintenance. The list also includes parts
which must be removed for replacement of the au-
thorized parts. Parts lists are composed of functional
(2) Maintenance code. Maintenance codes are
groups in numeric sequence, with the parts in each
assigned to indicate the levels of maintenance au-
group listed in figure and item number sequence.
thorized to USE and REPAIR support items. The
maintenance codes are entered in the third and
tools, special TMDE, and other special support
fourth positions of the Uniform SMR Code format as
equipment authorized for the performance of mainte-
(a) The maintenance code entered in the third
position will indicate the lowest maintenance level
Number Index. A list, in National item identification
authorized to remove, replace, and use the support
number (N I IN) sequence, of all National stock num-
item. The maintenance code entered in the third posi-
bers (NSN) appearing in the listings, followed by a
tion will indicate one of the following levels of mainte-
list, in alphameric sequence, of all part numbers ap-
pearing in the listings. National stock numbers and
part numbers are cross-referenced to each illustra-
O Support item is removed, replaced, used at the
tion figure and item number appearance.
3. Explanation of Columns
F Support item is removed, replaced, used at the
a. Illustration. This column is divided as follows:
direct support level.
H Support item is removed, replaced, used at the
(1) Figure number. Indicates the figure number
of the illustration on which the item is shown.
general support level.
D Support items that are removed, replaced, used
(2) Item number. The number used to identify
item called out in the illustration.
at depot, mobile depot, specialized repair ac-
b. Source, Maintenance, and Recoverability (SMR)
(b) The maintenance code entered in the fourth
(1) Source code. Source codes indicate the man-
positions indicates whether the item is to be repaired
ner of acquiring support items for maintenance, re-
and identifies the lowest maintenance level with the
pair, or overhaul of end items, Source codes are en-
capability to perform complete repair (i.e., all author-
tered in the first and second positions of the Uniform
ized maintenance functions). This position will con-
SMR Code format as follows:
tain one of the following maintenance codes: