SECTION I INTRODUCTION - TM-11-5895-431-34P0006

TM 11-5895-431-34P

SECTION I

INTRODUCTION

Code

Definition

Scope

PD--Support item, excluding support equipment,

This manual lists spares and repair parts; special tools;

procured for initial issue or outfitting and stocked only for

special test, measurement, and diagnostic equipment

subsequent or additional initial issues or outfittings. Not

(TMDE), and other special support equipment required

subject to automatic replenishment.

for performance of direct support and general support

XA--Item is not procured or stocked because the

maintenance of the AN/TSQ-43 and AN/TSQ-43A. It

requirements for the item will result in the replacement of

authorizes the requisitioning and issue of spares and

the next higher assembly.

repair parts as indicated by the source and maintenance

XB--Item is not procured or stocked. If not available

codes.

through salvage, requisition.

XD--A support item that is not stocked. When required,

General

item will be procured through normal supply channels.

This Repair Parts and Special Tools List is divided into

the following sections:

NOTE

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

Cannibalization or salvage may be

spares and repair parts authorized for. use in the

performance of maintenance. The list also includes

used as a source of supply for any

parts which must be removed for replacement of the

items source coded above except

authorized parts. Parts lists are composed of functional

those coded XA and aircraft support

groups in numeric sequence, with the parts in each

items as restricted by AR 700-42.

group listed in figure and item number sequence.

b. Section III.

Special Tools List.

Not

(2) Maintenance code.

Maintenance

applicable.

codes are assigned to indicate the levels of maintenance

c. Section IV. National Stock Number and

authorized to USE and REPAIR support items. The

Part Number Index. A list, in National item identification

maintenance codes are entered in the third and fourth

number (NIIN) sequence, of all National stock numbers

positions of the Uniform SMR Code format as follows:

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

(a) The maintenance code entered in

alphameric sequence, of all part numbers appearing in

the third position will indicate the lowest maintenance

the listings. National stock numbers and part numbers

level authorized to remove, replace, and use the support

are cross-referenced to each illustration figure and item

item. The maintenance code entered in the third position

number appearance.

will indicate one of the following levels of maintenance:

Explanation of Columns

Code

Application/Explanation

a. Illustration.

This column is divided as

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

follows:

organizational level.

(1) Figure number. Indicates the figure

F--Support item is removed, replaced, used at the direct

number of the illustration on which the item is shown.

support level.

(2) Item number. The number used to

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

identify item called out in the illustration.

general support level.

b. Source, Maintenance, and Recoverability

D--Support items that are removed, replaced, used at

(SMR) Codes.

depot, mobile depot, specialized repair activity only.

(1) Source code. Source codes indicate

(b) The maintenance code entered in

the manner of acquiring support items for maintenance,

the fourth position indicates whether the item is to be

repair, or overhaul of end items. Source codes are

repaired and identifies the lowest maintenance level with

entered in the first and second positions of the Uniform

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

SMR Code format as follows:

authorized maintenance functions). This position

Code

Definition

PA--Item procured and stocked for anticipated or known

usage.