and second positions of the Uniform SMR Code format as
This manual lists spares and repair parts, special tools;
special test, measurement, and diagnostic equipment
PA Item procured and stocked for anticipated or
(TMDE), and other special support equipment required for
performance of aviation intermediate maintenance (AVIM)
PB Item procured and stocked for insurance purpose
of the AN/ALQ-136(V)1. It authorizes the requisitioning and
because essentiality dictates that a minimum
issue of spares and repair parts as indicated by the source
quantity be available in the supply system.
and maintenance codes.
P G Item procured and stocked to provide for sustained
support for the life of the equipment. It is applied
to an item peculiar to the equipment which,
This Repair Parts and Special TooIs List is divided into the
because of probable discontinuance or shut-
down of production facilities, would prove un-
a. Section Il. Repair Parts List. A list of spares and
economical to reproduce at a later time.
repair parts authorized for use in the performance of
MF Item to be manufactured or fabricated at the avia-
maintenance. The list also includes parts which must be
tion intermediate maintenance level.
removed for replacement of the authorized parts. Parts
XA Item is not procured or stocked because the
lists are composed of functional groups in numeric
requirements for the item will result in the
sequence, with the parts in each group listed in figure and
replacement of the next higher assembly.
item number sequence. Bulk materials are listed at end of
XB Item is not procured or stocked. If not available
through salvage, requisition.
b. Section III. Special Tools List. Not applicable.
c. Section IV. National Stock Number and Part Number
Cannibalization or salvage may be used as a
Index. A list, in National item identification number (NIIN)
source of supply for any items source coded
sequence, of all National stock numbers (NSN) appearing
above except those coded XA and aircraft
in the listings followed by a list, in alphameric sequence,
support items as restricted by AR 750-1.
of all part numbers appearing in the listings. National
(2) Maintenance code. Maintenance codes are as-
stock numbers and part numbers are cross-referenced to
signed to indicate the levels of maintenance authorized to
each illustration figure and item number appearance.
USE and REPAIR support items. The maintenance codes
are entered in the third and fourth positions of the Uniform
3. Explanation of Columns
SMR Code format as follows:
a. Illustration. This column is divided as follows:
(a) The maintenance code entered in the third
(1) Figure number. Indicates the figure number of the
position will indicate the lowest maintenance level
illustration on which the item is shown.
authorized to remove, replace, and use the support item.
(2) Item number. The number used to identify item
The maintenance code entered in the third position will
called out in the illustration.
indicate one of the following levels of maintenance:
b. Source, Maintenance, and Recoverability (SMR)
O Support item is removed, replaced, used at the
(1) Source code. Source codes indicate the manner of
acquiring support items for maintenance, repair, or
F Support item is removed, replaced, used at the
overhaul of end items. Source codes are entered in the first
aviation intermediate maintenance level.