Section I. INTRODUCTION - TM-11-5821-285-20P0004

TM 11-5821-285-20P

SECTION I

INTRODUCTION

-Item to be assembled at direct support

Scope

maintenance level.

This manual lists spares and repair parts; special

Item is not procured or stocked. If not

tools; special test, measurement, and diagnostic

available through salvage, requisition.

equipment (TMDE), and other special support

NOTE

equipment required for performance of organizational

Cannibalization or salvage may be used as a

maintenance of the AN/ASC-15A(V)1 & 2. It

source of supply for any items source coded

authorizes the requisitioning and issue of spares and

above except those coded XA and aircraft

repair parts as indicated by the source and

support items as restricted by AR 700-42.

maintenance codes.

(2) Maintenance code. Maintenance

General

codes are

This Repair Parts and Special Tools List is divided

assigned to indicate the levels of maintenance

into the following sections:

authorized to USE and REPAIR support items. The

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

maintenance codes are entered in the third and

and repair parts authorized for use in the performance of

fourth positions of the Uniform SMR Code format

maintenance. The list also includes parts which must be

as follows:

removed for replacement of the

(a) The maintenance code entered in

authorized parts. Parts lists are composed of functional

the third

groups in numeric sequence, with the parts in

position will indicate the lowest maintenance level

each group listed in figure and item number sequence.

authorized to remove, replace, and use the support

b. Section III. Special Tools List. Not

item. The maintenance code entered in the third

applicable.

position will indicate one of the following levels of

c. Section IV. National Stock Number and Part

maintenance:

Number Index. A list, in National item identification

Code

Application/Explanation

number (NIIN) sequence, of all National stock

Support item is removed, replaced, used at

numbers (NSN) appearing in the listings, followed

the organizational level.

by a list, in alphameric sequence, of all part numbers

(b) The maintenance code entered in

appearing in the listings. National stock numbers

the

and part numbers are cross-referenced to each

fourth position indicates whether the item is to be

illustration figure and item number appearance.

repaired and identifies the lowest maintenance level

with the capability to perform complete repair (i.e.,

Explanation of Columns

all authorized maintenance functions). This position

a. Illustration. This column is divided as

will contain one of the following maintenance codes:

follows:

Code

Application/Explanation

(1) Figure number. Indicates the figure

The lowest maintenance level capable of

number of the illustration on which the item is shown.

complete repair of the support item is the

(2) Item number. The number used to

direct support level.

identify item called out in the illustration.

The lowest maintenance level capable of

b. Source, Maintenance, and Recoverability

complete repair of the support item is the

(SMR) Codes.

depot level.

(1) Source code. Source codes indicate

Repair restricted to designated specialized

the manner of acquiring support items for maintenance,

repair activity.

repair, or overhaul of end items. Source codes are

Nonreparable. No repair is authorized.

entered in the first and second positions of the

(3) Recoverability code. Recoverability

Uniform SMR Code format as follows:

codes are assigned to support items to indicate the

Code

Definition

disposition action on unserviceable items. The

Item procured and stocked for anticipated

recoverability code is entered in the fifth position of the

or known usage.

Uniform SMR Code format as follows:

Support item, excluding support equip-

Recoverability

ment, procured for initial issue or out-

codes

Definition

fitting and stocked only for subsequent or

Nonreparable item. When unserviceable,

additional initial issues or outfittings.

con-

Not subject to automatic replenishment.

demn and dispose at the level indicated in

position 3.