Federal Stock Number - TM-55-1740-200-140261

TM 55-1740-200-14

items authorized for the number of equipments sup-

these repair parts may be listed for automatic return to

ported. Subsequent appearances of the same item will

supply for depot level repair as set forth in AR 710-50.

have an entry of REF in the allowance column. Items

When so listed, they will be replaced by supply on an

authorized for use as required but not for initial stockage

exchange basis."

are identified "with an asterisk (*) in the allowance

column.

"S''- Repair Parts, Special Tools, Test Equip-

ent and assemblies which are economically reparable at

(2) The quantitative allowances for organizational

DSU and GSU activities and which normally are furnished

level of maintenance represents one initial prescribed load

by supply on an exchange basis. When items are deter-

for a 15-day period for the number of equipments

mined by a GSU to be uneconomically reparable, they

supported. Units and organizations authorized additional

will be evacuated to a depot for evaluation and analysis

prescribed loads will multiply the number of prescribed

before final disposition.

loads authorized by the quantity of repair parts reflected

in the appropriate density column to obtain the total

'"T" - Higher dollar value recoverable repair

quantity of repair parts authorized.

parts, special tools and test equipment which are subject

to special handling and are issued on an exchange basis.

(3) Organizational units providing maintenance for

Such items will be repaired or overhauled at depot

more than 100 of these equipments shall determine the

maintenance activities only. No repair may be accom-

total quantity of parts required by converting the equip-

plished at lower levels.

ment quantity to a decimal factor by placing a decimal

point before the next to last digit of the number to

"U" - Repair Parts, Special Tools and Test

indicate hundredths and multiplying the decimal factor by

Equipment specifically selected for salvage by reclamation

the parts quantity authorized in the 50-100 allowance

units because of precious metal content, critical materiels,

column. Example: authorized allowance for 51-100 is 12;

high dollar value or reusable casings or castings.

for 140 equipments multiply 12 by 1.40 or 16.80

rounded off to 17 parts required.

b. Federal Stock Number. Indicates the Federal stock

number assigned to the item and will be used for

(4) Subsequent changes to allowances will be

requisitioning purposes.

limited as follows: No change in the range of items is

authorized. If additional items are considered necessary,

c. Description. Indicates the Federal item name and

recommendations should be forwarded to U.S. Army

any additional description of the item required. Multiple

Aviation Systems Command for exception or revision to

application of an item is also listed within this column,

the allowance list. Revisions to the range of items author-

quantities appearing before each application. A part num-

ized will be made by the U.S. Army Aviation Systems

ber subcolumn indicates the manufacturer's reference

Command based upon engineering experience, demand

number or identification number of the item, followed by

data or TAERS information.

the applicable five-digit Federal supply code for manu-

facturer's in parentheses.

g. 30-Day DS/GS Maintenance Allowance.

d. Unit of Measure (MEAS). A 2 character alphabetic

(1) The allowance column is divided into three

abbreviation indicating the amount or quantity of the

subcolurnns. Indicated in each subcolumn, opposite the

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

first appearance of each item, is the total quantity of

etc.

items authorized for the number of equipment supported.

Subsequent appearances of the same item will have an

e. Quantity Incorporated in Unit. Indicates the

entry of REF in the allowance column. Items authorized

quantity of the items per end item in relation to each

for use as required but not for initial stockage are

major subassembly. A "V" appearing in this column in-

identified with an asterisk (*) in the allowance column.

lieu of a quantity indicates that a definite quantity

cannot be indicated.

(2) The quantitative allowance for DS/GS levels of

maintenance will represent initial stockage for a 30-day

f. 15-Day Organizational Maintenance Allowance.

period for the number of equipments supported.

(1) The allowance column is divided into four

(3) Determination of the total quantity of parts

subcolumns. Indicated in each subcolumn opposite the

required for maintenance of more than 100 of these

first appearance of each item is the total quantity of

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