Maintenance code

b. Federal Stock Number, Column 2. This col-

Explanation

Code

X2--Repair parts which are not stocked. The in-

umn indicates the Federal stock number assigned

dicated maintenance category requiring

to the item and will be used for requisitioning

such repair parts will attempt to obtain

purposes.

same through cannibalization. Where such

c. Description Column 3. This column indi-

repair parts are not obtainable through

cates the Federal item name and any additional

cannibalization, requirements will be

description of the item required. The index num-

requisitioned, with accompanying justifi-

ber has been included as part of the description

cation, through normal supply channels.

to aid in location of "same as" items. A part num-

ber or other reference number is followed by the

G--Major assemblies that are procured with

applicable five-digit Federal supply code for

PEMA funds for initial issue only as ex-

manufacturers in parentheses.

change assemblies at DSU and GSU level.

d. Unit of Measure, Column 4. A two-char-

These assemblies will not be stocked

acter alphabetic abbreviation indicating the

above DS and GS level or returned to de-

amount or quantity of the item upon which the

pot supply level.

allowances are based; e.g., ft, ea, pr, etc.

(2) Maintenance code indicates the lowest

e. Quantity Incorporated in Unit, Column 5.

category of maintenance authorized to install the

This column indicates the quantity of the item

listed item. The maintenance level codes are-

used in the AN/USM-98A and AN/USM-98B.

Explanation

Code

f. 15-Day Organizational Maintenance Allow-

C . . . . . . Operator/crew

ante.

O . . . . . . . Organizational maintenance

(1) The allowance columns are divided into

four subcolumns. Indicated in each subcolumn

(3) Recoverability code indicates whether

opposite the first appearance of each item is the

unserviceable items should be returned for re-

total quantity of items authorized for the number

covery or salvage. Items not coded are expend-

of equipments supported. Subsequent appear-

able. Recoverability codes are-

ances of the same item will have the letters

Code

Explanation

"REF" in the allowance columns. Items au-

R--Repair parts and assemblies that are eco-

thorized for use as required, but not for initial

nomically repairable at DSU and GSU

stockage, are identified with an asterisk in the

activities and are normally furnished by

allowance column.

supply on an exchange basis.

(2) The quantitative allowances for organi-

S-Repair parts and assemblies which are eco-

zational level of maintenance represents one in-

nomically repairable at DSU and GSU

itial prescribed load for a 15-day period for the

activities and which normally are fur-

number of equipments supported. Units and or-

nished by supply on an exchange basis.

ganizations authorized additional prescribed loads

When items are determined by a GSU to

will multiply the number of prescribed loads

be uneconomically repairable, they will

authorized by the quantity of repair parts re-

be evacuated to a depot for evaluation

flected in the density column applicable to the

and analysis before final disposition.

number of items supported to obtain the total

quantity of repair parts authorized.

T--High dollar value recoverable repair parts

(3) Organizational units providing mainte-

which are subject to special handling and

nance for more than 100 of these equipments shall

are issued on an exchange basis. Such

determine the total quantity of parts required by

repair parts normally are repaired or

converting the equipment quantity to a decimal

overhauled at depot maintenance activi-

factor by placing a decimal point before the next

ties.

to last digit of the number to indicate hundredths,

U--Repair parts specifically selected for sal-

and multiplying the decimal factor by the parts

vage by reclamation units because of

quantity authorized in the 51-100 allowance col-

precious metal content, critical materials,

umn. Example, authorized allowance for 51-100

or high dollar value reusable casings or

equipments is 40; for 150 equipments multiply 40

castings.

by 1.50 or 60 parts required.