SECTION I. INTRODUCTION - TM-11-5820-520-34P-10005

TM 11-5820-520-34P-1

SECTION I

INTRODUCTION

1. Scope

Code

Definition

PA -- Item procured and stocked for anticipated or

This manual lists spares and repair parts; special

known usage.

tools; special test, measurement, and diagnostic

XA -- Item is not procured or stocked because the

equipment (TMDE), and other special support equip-

requirements for the item will result in the

ment required for performance of direct support, and

replacement of the next higher assembly.

general support maintenance of the AN/GRC106. It

XD -- A support item that is not stocked. When re-

authorizes the requisitioning and issue of spares and

quired, item will be procured through nor-

repair parts as indicated by the source and

mal supply channels.

maintenance codes.

2. General

NOTE

This Repair Parts and Special Tools List is divided

Cannibalization or salvage may be used as

into the following sections:

a source of supply for any items source

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

coded above except those coded XA and air-

and repair parts authorized for use in the perfor-

craft support items as restricted by AR

mance of maintenance. The list also includes parts

70042.

which must be removed for replacement of the

authorized parts. Parts lists are composed of func-

(2) Maintenance code. Maintenance codes are

tional groups in numeric sequence, with the parts in

assigned to indicate the levels of maintenance

each group listed in figure and item number se-

authorized to USE and REPAIR support items. The

quence.

maintenance codes are entered in the third and fourth

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

positions of the Uniform SMR Code format as

c. Section IV. National Stock Number and Part

follows:

Number Index. A list, in National item identification

(a) The maintenance code entered in the third

number (NIIN) sequence, of all National stock

position will indicate the lowest maintenance level

numbers (NSN) appearing in the listings, followed by

authorized to remove, replace, and use the support

a list, in alphameric sequence, of all part numbers

item. The maintenance code entered in the third posi-

appearing in the listings. National stock numbers and

tion will indicate one of the following levels of

part numbers are cross-referenced to each illustra-

maintenance:

tion figure and item number appearance.

Application/Explanation

Code

3. Explanation of Columns

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

a. Illustration. This column is divided as follows:

organizational level.

(1) Figure number. Indicates the figure number

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

of the illustration on which the item is shown.

direct support level.

(2) Item number. The number used to identify

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

item called out in the illustration.

general support level.

b. Source, Maintenance, and Recoverability (SMR)

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

Codes.

at depot, mobile depot, specialized repair

(1) Source code. Source codes indicate the

activity only.

manner of acquiring support items for maintenance,

repair, or overhaul of end items. Source codes are

(b) The maintenance code entered in the fourth

entered in the first and second positions of the

position indicates whether the item is to be repaired

Uniform SMR Code format as follows: