Section I. INTRODUCTION

TM 11-6665-234-24P

SECTION I

INTRODUCTION

Scope

NOTE

This manual lists spares and repair parts; special tools;

Cannibalization or salvage may be

special test, measurement, and diagnostic equipment

used as a source of supply for any

(TMDE), and other special support equipment required

items source coded above except

for performance of organizational, direct support, and

those coded XA and aircraft support

general support maintenance of the PP-4370/PD. It

items as restricted by AR 700-42.

authorizes the requisitioning and issue of spares and

repair parts as indicated by the source and maintenance

(2) Maintenance

code.

Maintenance

codes.

codes are assigned to indicate the levels of maintenance

authorized to USE and REPAIR support items. The

General

maintenance codes are entered in the third and fourth

This Repair Parts and Special Tools List is divided into

positions of the Uniform SMR Code format as follows:

the following sections:

(a) The maintenance code entered in

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

the third position will indicate the lowest maintenance

and repair parts authorized for use in the performance of

level authorized to remove, replace, and use the support

maintenance. The list also includes parts which must be

item. The maintenance code entered in the third position

removed for replacement of the authorized parts. Parts

will indicate on of the following levels of maintenance:

lists are composed of functional groups in numeric

Code

Application/Explanation

sequence, with the parts in each group listed in figure

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

and item number sequence.

organizational level.

b. Section III. Special Tools List. Not

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

applicable.

general support level.

c. Section IV. National Stock Number and Part

(b) The maintenance code entered in

Number Index. A list, in National Item identification

the fourth position indicates whether the item is to be

number (NIN) sequence, of all National stock numbers

repaired and identifies the lowest maintenance level with

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

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

alphameric sequence, of all part numbers appearing in

authorized maintenance functions). This position will

the listings. National stock numbers and part numbers

contain one of the following maintenance codes:

are cross-referenced to each illustration figure and item

Code

Application/Explanation

number appearance.

H - The lowest maintenance level capable of

complete repair of the support item is the

Explanation of Columns

general support level.

a. Illustration. This column is divided as

Z - Nonreparable. No repair is authorized.

follows:

(3) Recoverability code. Recoverability

(1) Figure number. Indicates the figure

codes are assigned to support items to indicate the

number of the illustration on which the item is shown.

diposition action on unserviceable items. The

(2) Item number. The number used to

recoverability code is entered in the fifth position of the

identify item called out in the illustration.

Uniform SMR Code format as follows:

b. Source, Maintenance, and Recoverability

Recoverability

(SMR) Codes.

codes

Definition

(1) Source code. Source codes indicate

Z - Nonreparable

item.

When

unserviceable,

the manner of acquiring support items for maintenance,

condemn and dispose at the level indicated in

repair, or overhaul of end items. Source codes are

position 3.

entered in the first and second positions of the Uniform

H - Reparable item. When uneconomically reparable,

SMR Code format as follows:

condemn and dispose at the general support

level.

Code

Definition

PA - Item procured and stocked for anticipated or

known usage.

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

through salvage, requisition.