Section I. INTRODUCTION - TM-11-6625-601-20P0005

TM 11-6625-601-20P

SECTION I

INTRODUCTION

Code

Definition

1. Scope

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

required, item will be procured through

This manual lists spares and repair parts; special

normal supply channels.

tools; special test, measurement, and diagnostic

NOTE

equipment (TMDE), and other special support

Cannibalization or salvage may be used as

equipment required for performance of organiza-

a source of supply for any items source

tional maintenance of the MK-733/ARC-54. It au-

codes above except those coded XA and

thorizes the requisitioning and issue of spares and

aircraft support items as restricted by AR

repair parts as indicated by the source and mainte-

700-42.

nance codes.

(2) Maintenance code. Maintenance codes are

2. General

assigned to indicate the levels of maintenance

authorized to USE and REPAIR support items. The

This Repair Parts and Special Tools List is divided

maintenance codes are entered in the third and

into the following sections:

fourth positions of the Uniform SMR Code format as

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

follows:

repair parts authorized for use in the performance of

(a) The maintenance code entered in the third

maintenance. The list also includes parts which must

position will indicate the lowest maintenance level

be removed for replacement of the authorized parts.

authorized to remove, replace, and use the support

Parts lists are composed of functional groups in

item. The maintenance code entered in the third

numeric sequence, with the parts in each group

position will indicate one of the following levels of

listed in figure and item number sequence.

maintenance:

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

Code

c. Section IV. National Stock Number and Part

Application/Explanation

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

Number Index. A list, in National item identification

the organizational level.

number (NIIN) sequence, of all National stock

(b) The maintenance code entered in the

numbers (NSN) appearing in the listings, followed by

fourth position indicates whether the item is to be

a list, in alphameric sequence, of all part numbers

repaired and identifies the lowest maintenance level

appearing in the listings. National stock numbers

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

and part numbers are cross-referenced to each

all authorized maintenance functions). This position

illustration figure and item number appearance.

will contain one of the following maintenance codes:

3. Explanation of Columns

Code

Application/Explanation

F--

The lowest maintenance level capable of

a. Illustration. This column is divided as follows:

complete repair of the support item is the

(1) Figure number. Indicates the figure number

direct support level.

of the illustration on which the item is shown.

D--

The lowest maintenance level capable of

(2) Item number. The number used to identify

complete repair of the support item is the

item called out in the illustration.

depot leveL

b. Source, Maintenance, and Recoverability (SMR)

Z--

Nonreparable. No repair is authorized.

Codes.

(3) Recoverability code. Recoverability codes are

(1) Source code. Source codes indicate the

assigned to support items to indicate the disposition

manner of acquiring support items for maintenance,

action on unserviceable items. The recoverability

repair, or overhaul of end items. Source codes are

code is entered in the fifth position of the Uniform

entered in the first and second positions of the

SMR Code format as follows:

Uniform SMR Code format as follows:

Recoverability

Definition

Code

PA -- Item procured and stocked for anticipated or

Definition

Codes

Z--

Nonreparable item. When unserviceable,

known usage.

condemn and dispose at the level indicated

PD -- Support item, excluding support equipment,

in position 3.

procured for initial issue or outfitting and

F--

Reparable item. When uneconomically re-

stocked only for subsequent or additional

parable, condemn and dispose at the direct

initial issues or outfittings. Not subject to

support level.

automatic replenishment.