PA--Item procured and stocked for anticipated or known
This manual lists repair parts required for the
PB--Item procured and stocked for insurance purpose
performance of direct support, general support,
because essentiality dictates that a minimum
and depot maintenance of the M43 detector unit
quantity be available in the supply systems.
and M42 alarm unit.
PC--Item procured and stocked which otherwise would
be coded PA except that it is deteriorative in
PD--Support item, excluding support equipment, pro-
divided into the following sections:
only for subsequent or additional initial issues
or outfittings. Not subject to automatic replen-
parts authorized at the direct support, general
P E -- S u p p o r t equipment procured and stocked for
support, and depot levels for the performance of
nance repair activities.
maintenance. The list also includes parts which
PF--Support equipment which will not be stocked but
must be removed for the replacement of the
which will be centrally procured on demand.
authorized parts. Parts list is composed of func-
PG--Item procured and stocked to provide for sustained
support for the life of the equipment. It is
w i t h parts in each group listed in figure and item
applied to an item peculiar to the equipment
which because of probable discontinuance or
shutdown of production facilities would prove
b. Special Tools List--Section III. Not applic-
uneconomical to reproduce at a later time.
KD--An item of depot overhaul/repair kit and not
purchased separately. Depot kit defined as a
c. Index-Federal Stock Number and Reference
kit that provides items required at the time of
overhaul or repair.
Number Cross-Reference to Figure and Item
KF--An item of a maintenance kit and not purchased
separately. Maintenance kit defined as a kit
cal sequence, of all Federal stock numbers ap-
that provides an item that can be replaced at
pearing in the listings, followed by a list, in
organizational or intermediate levels of mainte-
KB--Item included in both a depot overhaul/repair kit
appearing in the listings. Federal stock numbers
and a maintenance kit.
MO--Item to be manufactured or fabricated at organi-
e a c h illustration figure and item number appear-
MF--Item to be manufactured or fabricated at the
direct support maintenance level.
MH--Item to be manufactured or fabricated at the
general support maintenance level.
T h e following provides an explanation of columns
MD--Item to be manufactured or fabricated at the
f o u n d in the tabular listings.
depot maintenance level.
AO--Item to be assembled at organizational level.
a. Source, Maintenance, and Recoverability
AF--Item to be assembled at direct support mainte-
(1) S o u r c e c o d e . S o u r c e c o d e s a r e a s s i g n e d
AH--Item to be assembled at general support mainte-
support items to indicate the manner of
acquiring support items for maintenance, repair,
AD--Item to be assembled at depot maintenance level.
or overhaul of end items. Source codes are en-
XA--Item is not procured or stocked because the re-
tered in the first and second positions of the
quirements for the item will result in the re-
Uniform SMR Code Format as follows:
placement of the next higher assembly.