Section I. INTRODUCTION - TM-11-6625-646-24P0003

TM 11-6625-646-24P

SECTION I

INTRODUCTION

Code

Definition

1. Scope

PA -

Item procured and stocked for anticipated or

This manual lists spares and repair part6s; special tools;

known usage.

special test, measurement, and diagnostic equipment

PE - Support equipment procured and stocked for

(TMDE), and other special support equipment required

initial issue or outfitting to specified maintenance

for performance of organizational, direct support, ad

repair activities.

general support maintenance of the TS-1894/ASM. It

XD - A support item that is not stocked. When

authorizes the requisitioning and issue of spares and

required, item will be procured through normal

repair parts as indicated by the source and maintenance

supply channels.

codes.

NOTE

2. General

Cannibalization or salvage may be

This Repair Parts and Special Tools List is divided into

the following sections:

used as a source of supply for any

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

items source coded above except

and repair parts authorized for use in the performance of

those coded XA and aircraft support

maintenance. The list also includes parts which must be

items as restricted by AR 700-42.

removed for replacement of the authorized parts. Parts

(2) Maintenance code. Maintenance codes

lists are composed of functional groups in numeric

are assigned to indicate the levels of maintenance

sequence, with the parts in each group listed in figure

authorized to USE and REPAIR support items. The

and item number sequence.

maintenance codes are entered in the third and fourth

b. Section II. Special Tools List. A list of special

positions of the Uniform SMR Code format as follows:

tools, special TMDE, and other special support

(a) The maintenance code entered in

equipment authorized for the performance of

the third position will indicate the lowest maintenance

maintenance.

level authorized to remove, replace, and use the support

c. Section IV. National Stock Number and Part

item. The maintenance code entered in the third position

Number Index. A list, in National item identification

will indicate one of the following levels of maintenance:

number (NIIN) sequence, of all National stock numbers

Code

Application/Explanation

(NSN) appearing in the listings, followed by a list, in

O - Support item is removed, replaced, used at the

alphanumeric sequence, of all part numbers appearing in

organizational level.

the listings. National stock numbers and part numbers

H - Support item is removed, replaced, used at the

are cross-referenced to each illustration figure and item

general support level.

number appearance.

(b) The maintenance code entered in

3. Explanation of Columns

the fourth position indicates whether the item is to be

a. Illustration. This column is divided as

repaired and identifies the lowest maintenance level with

follows:

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

(1) Figure number. Indicates the figure

authorized maintenance functions). This position will

number of the illustration on which the item is shown.

contain one of the following maintenance codes:

(2) Item number. The number used to

Code

Application/Explanation

identify item called out in the illustration.

H - The lowest maintenance level capable of

b. Source, Maintenance, and Recoverability

complete repair of the support item is the

(SMR) Codes.

general support level.

(1) Source code. Source codes indicate

Z - Non-reparable. No repair is authorized.

the manner of acquiring support items for maintenance,

Recoverability

code.

(3)

repair, or overhaul of end items. Source codes are

Recoverability codes are assigned to support items to

entered in the first and second positions of the Uniform

indicate the disposition action on unserviceable items.

SMR Code format as follows:

The recoverability code is entered in the fifth position of

the Uniform SMR Code format as follows: