Maintenance Code - TM-55-1740-200-140260

TM 55-1740-200-14

Explanation

Code

Assigned to items which are NSA design controlled: unique repair

part, special tools, test, measuring and diagnostic equipment, which

are stocked and supplied by the Army COMSEC Logistic System and which

are not subject to the provisions of AR 380-41.

Pl0

Assigned to items which are NSA design controlled: special tools,

test, measuring and diagnostic equipment for COMSEC support, which

are accountable under the provisions of AR 38041, and which are

stocked and supplied by the Army COMSEC Logistic System.

Repair Parts, Special Tools and Test Equipment which are not

procured or stocked, as such, in the supply system but are to be

manufactured at indicated maintenance levels.

Assemblies which are not procured or stocked as such, but are made

up of two or more units. Such component units carry individual

stock numbers and descriptions, are procured and stocked separately

and can be assembled to form the required assembly at indicated

maintenance categories.

Parts and assemblies that are not procured or stocked because the

failure rate is normally below that of the applicable end item of

component. The failure of such part or assembly should result in

retirement of the end item from the supply system.

Repair Parts which are not procured or stocked. The requirement

for such items will be filled by the next higher assembly or component.

Repair Parts. Special Tools, and Test Equipment which are not stocked

and have no foreseen mortality. The indicated maintenance category

requiring such repair parts will attempt to obtain the parts through

cannibalization or salvage, the item may be requisitioned with

exception data, from the end item manager, for immediate use.

Major assemblies that are procured with PEMA funds for initial issue

only as exchange assemblies at DSU and GSU level. These assemblies

will not be stocked above the DS and GS level or returned to depot

supply level.

Cannibalization or salvage may be used as a source of supply for any

NOTE :

items source coded above except those coded X1 and aircraft support

items as restricted by AR 700-42.

(3) Recoverability Code.

(2) Maintenance Code. Indicates the lowest cat-

egory of maintenance authorized to install the listed item.

R Applied to repair parts, (assemblies and

Maintenance codes used are:

components) special tools and test equipment which are

considered economically reparable at direct and general

Code C Crew or Operator Maintenance.

support maintenance levels. When the item is no longer

Code O Organizational Maintenance.

economically repairable, it is normally disposed of at the

Code F Direct Support Maintenance.

GS level. When supply considerations dictate, some of

Code H General Support Maintenance.

D-2