APPENDIX C. REPAIR PARTS AND SPECIAL TOOLS LIST (INCLUDING DEPOT MAINTENANCE REPAIR PARTS AND SPECIAL TOOLS)

TM 55-4920-415-13&P

APPENDIX C

REPAIR PARTS AND SPECIAL TOOLS LIST

(INCLUDING DEPOT MAINTENANCE

REPAIR PARTS AND SPECIAL TOOLS)

(Current as of 26 January 1981)

Section I. INTRODUCTION

C-1. Scope. This appendix lists spares repair parts

b. Source,

Maintenance

and

Recoverability

required for performance of Aviation Unit Maintenance

Codes (SMR).

(AVUM), and Aviation Intermediate Maintenance

(1) Source Code. Source codes indicate the

(AVIM), and Depot Maintenance of the Tester, Gyro

manner of acquiring support items for maintenance,

Indicator, Pitch and Roll, Part No. 3500. It authorizes

repair or overhaul of end items. Source codes are

the requisitioning and issue of spares and repair parts as

entered in the first and second positions of the Uniform

indicated by the source and maintenance codes.

SMR Code format as follows:

C-2. General. This Repair Parts and Special Tools List

Code

Definition

is divided into the following sections:

Item procured and stocked for anticipated or

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

known usage.

and repair parts authorized for use in the performance of

maintenance. The list also includes parts which must be

Item procured and stocked for insurance

removed for replacement of the-authorized parts, in

purpose because essentiality dictates that a

figure and item number sequence.

minimum quantity be available in the supply

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

systems.

c. Section IV. National Stock Number and Part

Item procured and stocked and which otherwise

Number Index. A list, in National Item Identification

would be coded PA except that it is deteriorative

Number (NIIN) sequence of all National Stock Numbers

in nature.

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

alphameric sequence, of all part numbers appearing in

Support item, excluding support equipment,

the listing. National stock numbers and part numbers

procured for initial issue or outfitting and

are cross-referenced to each illustration figure and item

stocked only for subsequent or additional initial

number appearance.

issues or outfittings. Not subject to automatic

replenishment.

C-3. Explanation of Columns.

Support equipment procured and stocked for

a. Illustration. This column is divided as follows:

initial issue or outfitting to specified

maintenance repair activities.

(1) Figure Number.

Indicates the figure

number of the illustration in which the item is shown.

Support equipment which will not be stocked but

which will be centrally procured on demand.

(2) Item Number.

The number used to

identify each item called out in the illustration.

C-1