SOURCE CODES - AIR FORCE.

T. O. 12P4-2APX-192

NAVAIR 16-35TS1843-1

TM 11-6625-1646-25

command's authorized scope of maintenance. This code is

11-22.

Stewart-Warner Electronics specification control

applied to parts which are basically structural, and for which no

drawing numbers are shown in their proper numerical

usage is anticipated or known; which require special tools,

sequence, with a note referring to the vendor's part number.

templates, and/or jigs; and which are very difficult,

11-23. FIGURE AND INDEX NUMBER COLUMN.

impracticable, or uneconomical to manufacture by Air Force

This column contains the figure and index numbers of the

activities. These items are not subject to periodic replacement

illustration where the particular part is located.

or wearout, but may require infrequent replacement as a result

11-24. QUANTITY PER ARTICLE COLUMN. In this column is

of accidents or other unexpected occurrences. Delayed

listed the total quantity of parts or assemblies per unit of

procurement items, as defined in AMCM 400-1 are included

equipment. Where the total quantity of a part is not the same

under this code.

for the different models of equipment covered by this Parts

11-32. Code "P2D" identifies insurance-type parts which may

Breakdown, the largest quantity for any one unit is shown.

be installed by Air Force activities which are authorized depot-

11-25. SOURCE CODE COLUMN - AIR FORCE. In this

level maintenance only. This code is applied to parts as

column is listed the Source code for each item, wherever

described under Code "P2" and to delayed procurement items.

available, as assigned by Department representatives.

11-33.

CODE "M" - MANUFACTURE, PARTS NOT

NOTE

PROCURED. Code "M" identifies parts the manufacture and

Policies,

general

information,

and

installation of which are within the capabilities of field-

procedures for changing source and

maintenance activities, and to which all of the following

maintenance coding are contained in T.O.

conditions apply:

00-25-195. Generally, the source codes,

a. Procurement is not justified because of low usage or

and maintenance repair level codes, herein,

peculiar storage and installation factors. Needs are to be met

(see Source Code and Repair Code

by local manufacture only as required.

columns) were assigned by Air Force

b. Manufacture does not require tools, equipment, or skills not

personnel when this equipment was

normally authorized at field-maintenance level.

purchased.

Assignment of codes was

c. Manufacture does not require test equipment not normally

influenced by (a) maintenance policies of the

authorized at field-maintenance level.

Air Force base self-sufficiency program, (b)

Manufacture does not require material not normally

predicted maintenance actions, (c) base

available in Air Force inventory.

facilities and capabilities, (d) economic

11-34. Code "MI" indicates parts which can be manufactured

considerations. Definitions of these codes

at activities authorized depot-level only, and to which all of the

follow in paragraphs 11-26 through 11-49.

following conditions apply:

11-26. SOURCE CODES - AIR FORCE.

a. Procurement is not justified because of low usage or

11-27. CODE "P" PARTS UNDER INVENTORY STOCK

peculiar storage and installation factors. The needs of base

CONTROL.

Code "P" identifies parts which may be

activities are to be met by requisitioning from the geographical

requisitioned and installed by any level of maintenance

AMA for nonweapon systems designated in AFM 67-1, Volume

consistent with the command' s authorized scope of

XX.

maintenance. Code "P" is applied to parts the usage of which

b. Manufacture is beyond the capabilities of field-maintenance

is anticipated or known.

activities as outlined above.

11-28. Code "PD" identifies parts which may be requisitioned

c. Manufacture does not require tools or equipment not

and installed by Air Force activities authorized depot-level

normally authorized at all AMA's.

maintenance only.

Restricted (emergency) service-

11-35.

CODE "A" - ASSEMBLE, ASSEMBLY NOT

manufacture of "PD" coded parts is considered practicable, but

PROCURED. Code "A" identifies items capable of being

may be accomplished only after confirmation of nonavailability

assembled at any level of maintenance, and is applied to

from supply sources.

assemblies of two or more parts, the majority of which are

11-29. Code "Pi" identifies parts which may be requisitioned

purchased and/or service-manufactured.

and installed by any maintenance level consistent with the

11-36.

Code "Al" identifies assemblies which can be

command's authorized scope of maintenance. This code is

assembled at Air Force activities authorized depot-level

applied to parts which are impracticable to service-

maintenance only, and is applied to assemblies described

manufacture.

under "A" code.

11-30. Code "P1D" identifies parts which may be requisitioned

11-37. CODE "X" - PARTS CONSIDERED IMPRACTICABLE

and installed by Air Force activities authorized depot-level

FOR SERVICE-MANUFACTURE OR PROCUREMENT AND

maintenance only. This code is applied to parts which are

FOR WHICH NO USAGE IS ANTICIPATED. Code "X" is

impracticable to service-manufacture.

applied to main structural members or similar parts, which, if

11-31. Code "P2" identifies insurance-type spare parts which

can be installed by any Air Force activity consistent with the

11-4