SECTION I INTRODUCTION - TM-11-6625-400-20P0005

TM 11-6625-400-20P

SECTION I

INTRODUCTION

NOTE

1. Scope

Cannibalization or salvage may be used

This manual lists spares and repair parts; special

as a source of supply for any items source

tools; special test, measurement, and diagnostic

coded above except those coded XA and

equipment (TMDE), and other special support

aircraft support items as restricted by AR

equipment required for performance of organiza-

700-42.

tional maintenance of the ME-57/U. It authorizes

(2) Maintenance code. Maintenance codes are

the requisitioning and issue of spares and repair

assigned to indicate the levels of maintenance

parts as indicated by the source and maintenance

authorized to USE and REPAIR support items.

codes.

The maintenance codes ae entered in the third and

fourth positions of the Uniform SMR Code format

2. General

as follows:

This Repair Parts and Special Tools Lists is divided

(a) The maintenance code entered in the

into the following sections:

third position will indicate the lowest maintenance

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

level authorized to remove, replace, and use the

a n d repair parts authorized for use in the

support item. The maintenance code entered in the

performance of maintenance. The list also includes

third position will indicate one of the following

parts which must be removed for replacement of

levels of maintenance:

code

the authorized parts. Parts lists are composed of

Application/Explanation

functional groups in numeric sequence, with the

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

the organizational level.

parts in each group listed in figure and item

(b) The maintenance code entered in the

number sequence.

fourth position indicates whether the item is to be

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

repaired and identifies the lowest maintenance

c. Section IV. National Stock Number and Part

level with the capability to perform complete

Number Index. A list, in National item identifica-

tion number (NIIN) sequence, of all National stock

repair (i.e., all authorized maintenance functions).

numbers (NSN) appearing in the listings, followed

This position will contain one of the following

by a list, in alphameric sequence, of all part

maintenance codes:

Code

numbers appearing in the listings. National stock

Application/explanation

z--

Nonreparable. No repair is authorized.

numbers and part numbers are cross-referenced to

(3) Recoverability code. Recoverability codes

each illustration figure and item number appear-

are assigned to support items to indicate the

ance.

disposition action on unserviceable items. The

recoverability code is entered in the fifth position

3. Explanation of Columns

of the Uniform SMR Code format as follows:

a. Illustration. This column is divided as follows:

Recoverability

Definition

(1) Figure number. Indicates the figure

Codes

z--

Nonreparable item. When unserviceable,

number of the illustration on which the item is

condemn n and dispose at the level indi-

shown.

cated in position 3.

(2) Item number. The number used to identify

c. National,Stock Number.Indicates the Na-

item called out in the illustration.

tional stock number assigned to the item and will

b. Source, Maintenance, and Recoverability

be used for requisitioning purposes.

(SMR) Codes.

d. Part Number. Indicates the primary number

(1) So/tree code. Source codes indicate the

used by the manufacturer (individual, company,

manner of acquiring support items for mainte-

firm, corporation, or Government activity), which

nance, repair, or overhaul of end items. Source

controls the design and characteristics of the item

codes are entered in the first and second positions

by means of its engineering drawings, specif-

of the Uniform SMR Code format as follows:

ications, standards, and inspection requirements

Code

Definition

PA -- Item procured and stocked for anticipated

to identify an item or range of items.

NOTE

or known usage.

When a stock numbered item is re-

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

quisitioned, the repair part received may

required, item will be procured through

have a different part number than the

normal supply channels.