Maintenance code - TM-5-4320-255-130014

Code

Explanation

Assemblies which are not procured or stocked as such,

b u t are made up of two or more units. Such component

units carry individual stock numbers and descriptions,

a r e procured and stocked separately and can be assembled

t o form the required assembly at indicated maintenance

categories.

Parts and assemblies which are not procured or stocked

and the mortality of which normally is below that of the

applicable end item or component. The failure of such

part or assembly should result in retirement of the end

i t e m from the supply system.

Repair parts which are not procured or stocked. The

requirement of such items will be filled by use of the

next higher assembly or component.

Repair parts which are not stocked. The indicated mainte-

nance category requiring such repair parts will attempt

to obtain them through cannibalization. Where such repair

parts are not obtainable through cannibalization, re-

quirements will be requisitioned, with accompanying

justification, through normal supply channels.

M a j o r assemblies that are procured with PEMA funds for

i n i t i a l issue only as exchange assemblies at DSU and GSU

l e v e l . T h e s e assemblies will not be stocked above GS

and DS level or returned to depot supply levels.

(2) Maintenance code, indicates the lowest category of mainte-

n a n c e a u t h o r i z e d t o i n s t a l l t h e l i s t e d i t e m . The maintenance level

code is:

Code

Explanation

Operator/crew.

A-2