Section I: INTRODUCTION

SECTION I

INTRODUCTION

1. Scope

(2) Maintenance code. Maintenance codes are

assigned to indicate the levels of maintenance author-

This manual lists spares and repair parts; special tools;

ized to USE and REPAIR support items. The mainte-

special test, measurement, and diagnostic equipment

nance codes are entered in the third and fourth positions

(TMDE), and other special support equipment required

of the Uniform SMR Code format as follows:

for performance of organizational maintenance of the

(a) The maintenance code entered in the third

TS-1588/AIC and TS-1588 A/AIC. It authorizes the re-

position will indicate the lowest maintenance level

quisitioning and issue of spares and repair parts as indi-

authorized to remove, replace, and use the support

cated by the source and maintenance codes.

item. The maintenance code entered in the third posi-

2. General

tion will indicate one of the following levels of mainte-

nance:

This Repair Parts and Special Tools List is divided into

the following sections:

Application/Explanation

a. Section II. Repair Parts List. A list of spares and

Code

Support item is removed, replaced, used at

repair parts authorized for use in the performance of

the organizational level.

maintenance. The list also includes parts which must be

removed for replacement of the authorized parts. Parts

(b) The maintenance code entered in the fourth

lists are composed of functional groups in numeric se-

position indicates whether the item is to be repaired and

quence, with the parts in each group listed in figure and

identifies the lowest maintenance level with the capabil-

item number sequence.

ity to perform complete repair (i.e., all authorized

b. Section III. Special Tools List. Not applicable.

maintenance functions). This position will contain one

c. Section IV. National Stock Number and Part Num-

of the following maintenance codes:

ber Index. A list, in National item identification number

(NIIN) sequence, of all National stock numbers (NSN)

Application/Explanation

appearing in the listings, followed by a list, in alpha-

Code

Nonreparable. No repair is authorized.

meric sequence, of all part numbers appearing in the

listings. National stock numbers and part numbers are

(3) Recoverability code. Recoverability codes are

cross-referenced to each illustration figure and item

assigned to support items to indicate the disposition ac-

number appearance.

tion on unserviceable items. The recoverability code is

3. Explanation of Columns

entered in the fifth position of the Uniform SMR Code

format as follows:

a. Illustration. This column is divided as follows:

(1) Figure number. Indicates the figure number of

the illustration on which the item is shown.

Recoverability

Definition

codes

(2) Item number. The number used to identify item

Nonreparable item. When unserviceable,

called out in the illustration.

condemn and dispose at the level

b. Source, Maintenance, and Recoverability (SMR)

indicated in position 3.

Codes.

(1) Source code. Source codes indicate the manner

c. National Stock Number. Indicates the National

of acquiring support items for maintenance, repair, or

stock number assigned to the item and will be used for

overhaul of end items. Source codes are entered in the

requisitioning purposes.

first and second positions of the Uniform SMR Code for-

d. Part Number. Indicates the primary number used

mat as follows:

by the manufacturer (individual, company, firm, cor-

poration, or Government activity), which controls the

Code

Definition

design and characteristics of the item by means of its en-

Item procured and stocked for anticipated

gineering drawings, specifications, standards, and in-

or known usage.

spection requirements to identify an item or range of

A support item that is not stocked. When

items.

required, item will be procured through

normal supply channels.

NOTE

Cannibalization or salvage may be used as a

When a stock numbered item is requisi-

source of supply for any items source coded

tioned, the repair part received may have a

above except those coded XA and aircraft

different part number than the part being

support items as restricted by AR 700-42.

replaced.