Maintenance code

TM 5-4120-268-20P

Code

Explanation

Code

Explanation

S Repair Parts, Special Tools, Test Equipment and

U Repair parts specifically selected for salvage by

assemblies which are economically reparable at

reclamation units because of precious metal

DSU and GSU activities and which normal are

content, critical materials, or high dollar value

furnished by supply on an exchange basis.

reusable casings or castings.

b Federal Stock Number. This column indicates the

When items are determined by a GSU to be

uneconomically reparable, they will be for

Federal stock number assigned to the item and will be

evaluation and analysis before final disposition.

used for requisitioning purposes.

c. Description. This column indicates the Federal

T Higher dollar value recoverable repair parts,

special tools and test equipment which are

item name and any additional description of the item

subject to special handling and are issued on an

required. Assembly components and subassemblies are

exchange basis. Such items will be repaired or

indented under major assemblies. The abbreviation

overhauled at depot maintenance activities only.

"we", when used as part of the nomenclature, indicates

No repair may be accomplished at lower levels.

the Federal stock number includes all armament,

U Repair Parts, Special Tools and Test Equipment

equipment, accessories, and repair parts issued with the

specifically selected for salvage by reclamation

item. A part number or other reference number is

units because of precious metal content, critical

followed by the applicable five-digit Federal supply code

materials, high dollar value or reusable casings

for manufacturers in parenthesis. Repair parts quantities

or castings.

included in kits and sets are shown in front of the repair

(2) Maintenance code indicates the lowest

part name.

Material required for manufacture or

category of maintenance authorized to install the listed

fabrication is identified.

d. Unit of Measure (U/M). A two-character alphabetic

item.

Repair parts and special tools assigned

maintenance code "C" may be stocked at the operator

abbreviation indicating the amount or quantity of the item

level of maintenance when authorized by the Unit

upon which the allowances are based, e.g., ft, ea, pr, etc.

Commander. The maintenance level codes are:

e. Quantity Incorporated in Unit.

This column

indicates the quantity of the item used in the assembly

Code

Explanation

group. A "V" appearing in this column in lieu of a

C ................................ Operator/crew

quantity indicates that a definite quantity cannot be

O................................ Organizational maintenance

indicated (e.g., shims, spacers, etc.)

(3) Recoverability code indicates whether

f. Fifteen-Day

Organizational

-Maintenance

unserviceable items should be returned for recovery or

Allowance.

salvage.

Items not coded are expendable.

(1) The allowance columns are divided into four

Recoverability codes are:

subcolumn. Indicated in each subcolumn opposite the

Code

Explanation

first appearance of each item is the total quantity of items

R Applied to repair parts (assemblies and

authorized for the number of equipment supported.

components) which are considered economically

Subsequent appearances of the same item will have the

reparable at direct and general support

letters "REF" in the allowance column. To locate the

maintenance levels. When the maintenance

referenced item, locate the FSN or reference number in

capability to repair these items does not exist,

the index. The earliest figure and item number is the

they are normally disposed of at ;the GS level.

referenced item. Items authorized for Use as required

When supply considerations dictate, some of

but not for initial stockage are identified with an asterisk

these repair parts may be listed for automatic

in the allowance column.

return to supply for depot level repair as set forth

(2) The quantitative allowance for organizational

in AR 710-50. When so listed, they will be

level of maintenance represents one initial prescribed

replaced by supply on an exchange basis.

load for a 15-day period for the number of equipment

S Repair parts and assemblies which are

supported. Units authorized additional prescribed loads,

economically reparable at DSU and GSU

multiple the number of prescribed loads by the quantity in

activities and which normally are furnished by

the appropriate density column to determine the number

supply on an exchange basis. When items are

of repair parts authorized.

determined by a GSU to be uneconomically

reparable, they will be evacuated to a depot for

evaluation and analysis before final disposition.

T High dollar value recoverable repair parts which

are subject to special handling and are issued on

an exchange basis. Such repair parts normally

are repaired or overhauled at depot maintenance

activities.