SECTION I. INTRODUCTION - TM-11-6625-564-40P0005

TM 11-6625-564-40P

SECTION I

INTRODUCTION

1. Scope

NOTE

This manual lists spares and repair parts; special

Cannibalization or salvage may be used

as a source of supply for any items source

tools; special test, measurement, and diagnostic

equipment (TMDE), and other special support

coded above except those coded XA and

equipment required for performance of general sup-

aircraft support items as restricted by

AR 700-42.

port maintenance of the MK-731/ARC-51X and

(2) Maintenance code. Maintenance codes are

M K - 7 3 1 A / A R C - 5 1 X . It authorizes the requi-

assigned to indicate the levels of maintenance

sitioning and issue of spares and repair parts

authorized to USE and REPAIR support items. `l'he

as indicated by the source and maintenance codes.

maintenance codes are entered in the third and

2. General

fourth positions of the Uniform SMR Code format

This Repair Parts and Special Tools List is divided

as follows:

into the following sections:

(a) The maintenance code entered in the third

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

position will indicate the lowest maintenance level

and repair parts authorized for use in the per-

authorized to remove, replace, and use the support

formance of maintenance. The list also includes

item. The maintenance code entered in the third

parts which must be removed for replacement of the

position will indicate one of the following levels of

authorized parts. Parts lists are composed of func-

maintenance:

tional groups in numeric sequence, with the parts in

Code

ApplicationLExplanation

each group listed in figure and item number se-

OSupport item is removed, replaced, used at the

quence.

organizational level.

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

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

c. Section IV. National Stock Number and Part

general support level.

N u m b e r Index. A list, in National item iden-

(b) The maintenance code entered in the

tification number (NIIN) sequence, of all National

fourth position indicates whether the item is to be

stock numbers (NSN) appearing in the listings,

repaired and identifies the lowest maintenance level

followed by a list, in alphameric sequence, of all part

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

numbers appearing in the listings. National stock

all authorized maintenance functions). This position

numbers and part numbers are cross-referenced to

will contain one of the following maintenance codes:

each illustration figure and item number ap-

Application/Explanation

Code

pearance.

OThe lowest maintenance level capable of com-

3. Explanation of Columns

p l e t e repair of the support item is the

organizational level.

a. Illustration. This column is divided as follows:

HThe lowest maintenance level capable of com-

(1) Figure number. Indicates the figure number

of the illustration on which the item is shown.

plete repair of the support item is the general

(2) Item number. The number used to identify

support level.

item called out in the illustration.

ZNonreparable. No repair is authorized.

b. Source, Maintenance, and Recoverability

(3) Recoverability code. Recoverability codes

(SMR) Codes.

are assigned to support items to indicate the

disposition action on unserviceable items. The

(1) Source code. Source codes indicate the man-

recoverability code is entered in the fifth position of

ner of acquiring support items for maintenance,

the Uniform SMR Code format as follows:

repair, or overhaul of end items. Source codes are en-

Recovembility

tered in the first and second positions of the

Defintion

codes

Uniform SMR Code format as follows:

Z--Nonreparable item. When unserviceable, con-

Code

Definition

demn and dispose at the level indicated in

PA Item procured and stocked for anticipated or

position 3.

known usage.

O R e p a r a b l e i t e m . W h e n uneconomically

XDA support item that is not stocked. When

r e p a r a b l e , condemn a n d d i s p o s e a t

required, item will be procured through nor-

organizational level.

mal supply channels.