REPAIR PARTS AND SPECIAL TOOLS LIST
Section I. INTRODUCTION
E - 1 S C O P E . This appendix lists spares and repair parts;
second positions of the uniform SMR code format as
EQUIPMENT (TMDE), and other special support equipment
required for performance of organizational, direct support,
a n d general support maintenance of the central. It auth-
Item procured and stocked for anticipated or
orizes the requisitioning and issue of spare and repair
p a r t s as indicated by the source and maintenance codes.
I t e m procured and stocked for insurance purpose
E-2 GENERAL. This Repair Parts and Special Tools List is
because essentiality dictates that a minimum quan-
divided into the following sections:
tity be available in the supply system.
a. Section II. Repair Parts List. A list of spares and
X A - Item is not procured or stocked because the require-
repair parts authorized for use in the performance of main-
ments for the item will result in the replacement of
tenance. The list also includes parts which must be removed
the next higher assembly.
for replacement of the authorized parts. Parts lists are com-
p o s e d of fictional groups in numeric sequence, with the
X B - I t e m is not procured or stocked. If not available
parts in each group listed in figure and item number
through salvage, requisition.
sequence. Bulk materials are listed in National Stock
Number (NSN) sequence.
- Installation drawing, diagram, instruction sheet,
b. Section III. Special Tools List. A list of special tools,
f i e l d service drawing, that is identified by manu-
special TMDE, and other spatial support equipment autho-
facturer's part number.
rized for the performance of maintenance.
c. Section IV. National Stock Number and Part Number
NOTE: Cannibalization or salvage may be used as a source
Index. A list, in National Item Identification Number
o f supply for any items coded above except those coded
( N I I N ) sequence, of all National Stock Numbers (NSN)
XA and aircraft support items as restricted by AR 700-42.
appearing in the listings, followed by a list in alphanumeric
s e q u e n c e of all part numbers appearing in the listings.
(2) M a i n t e n e n c e
National stock numbers and part numbers are cross-
assigned to indicate the levels of maintenance authorized to
referenced to each illustration figure and item number
U S E and REPAIR support items. The maintenance codes
are entered in the third and fourth positions of the uniform
SMR code format as follows:
E-3 EXPLANATION OF COLUMNS.
(a) The maintenance code entered in the third
a. Illustration. This column is divided as follows:
position will indicate the lowest maintenance level autho-
r i z e d to remove, replace, and use the support item. The
(1) F i g u r e N u m b e r . Indicates the figure number of
maintenance code entered in the third position will indicate
the illustration on which the item is shown.
one of the following levels of maintenance:
(2) Item Number. The number used to identify
item called out in the illustration.
b. Source, Maintenance, and Recoverability (SMR)
O - Support item is removed, replaced, used at the
(1) S o u r c e C o d e . Source codes indicate the manner
Support item is removed, replaced, used at the
of acquiring support items for maintenance, repair, or over-
direct support level.
haul of end items. Source codes are entered in the first and