Section I. INTRODUCTION

TM 11-6130-227-20P-1

SECTION I

INTRODUCTION

1. Scope

(2) Maintenance code. Maintenance codes are as-

This manual lists spares and repair parts; special tools;

special test, measurement, and diagnostic equipment

signed to indicate the levels of maintenance authorized to

USE and REPAIR support items. The maintenance

(TMDE), and other special support equipment required

codes are entered in the third and fourth positions of the

for performance of organizational maintenance of the

Uniform SMR Code format as follows:

PP-166o A/G and PP-1660B/G. It authorizes the requisi-

tioning and issue of spares and repair parts as indicated

(a) The maintenance code entered in the third po-

sition will indicate the lowest maintenance level author-

by the source and maintenance codes.

iaed to remove, replace, and use the suppot item. The

2. General

maintenance code entered in the third position will indi-

cate one of the following levels of maintenance

This Repair Parts and Special Tools List is divided into

the following sections:

Application/Explanation

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

repair parts authorized for use in the performance of

maintenance. The list also includes parts which must be

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

removed for replacement of the authorized parts. Parts

ganizational level.

lists are composed of functional groups in numeric se-

(b) The maintenance code entered m the fourth

quence, with the parts in each group listed in figure and

position indicates whether the item is to be repaired and

item number sequence.

identifies the lowest maintenance level with the capability

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

to perform complete repair (i.e., all authorized mainten-

c. Section IV. National Stock Number and Part Num-

ance functions). This position will contain one of the fol-

ber Index. A list, in National item identitification number

lowing maintenance codes:

(NIIN) sequence, of all National stock numbers (NSN) ap-

Application/Explanation

pearing in the listings, followed by a list, in alphanumeric

sequence, of all part numbers appearing in the listings.

Z - Nonreparable. No repair is authorized

National stock numbers and part numbers are cross-

(3) Recoverability code. Recoverability codes are

referenced to each illustration figure and item number

assigned to support items to indicate the disposition ac-

appearance.

tion on unserviceable items. The recoverability code is

3. Explanation of Columns

entered in the fifth position of the Uniform SMR Code

format as follows:

a. Illustration. This column is divided as follows:

Recoverability

(1) Figure number. Indicates the figure number of

Definition

the illustration on which the item is shown.

Z- Nonreparable item. When unserviceable, condemn

(2) Item number. The number used to identify item

and dispose at the level indicated in position 3.

called out in the illustration..

c. National Stock Number. Indicates the National

b. Source, Maintenance, and Recoverability (SMR) Codes.

stock number assigned to the item and will be used for re-

(1) Source code. source codes indicate the manner of

quisitioning purposes.

acquiring support items for maintenance, repair, or over-

d. Federal Supply Code for Manufacturer (FSCM). The

haul of end items. Source codes are entered in the first

FSCM is a 5-digit numeric code listed in SB 708-41/42

and second positions of the Uniform SMR Code format

which is used to identify the manufacturer, distributor, or

as follows:

Government agency, etc.

Definition

Code

A- Item procured and stocked for anticipated or known

age.