Special Information - TM-11-6625-556-20P0006

TM 11-6625-556-20P

tional authorized items appear in this manual.

have a different part number than the part

being replaced.

5. How to Locate Repair Parts

e. Federal Supply Code for Manufacturer (FSCM).

The FSCM is a 5-digit numeric code listed in SB

a. When National stock number or part number is

708-42 which is used to identify the manufacturer,

unknown.

distributor, or Government agency, etc.

(1) First. Using the table of contents, determine

f. Description. Indicates the Federal item name

the functional group within which the repair part

and, if required, a minimum description to identify

belongs. This is necessary since illustrations are

the item.

prepared for functional groups and listings are

g. Unit of Measure (U/M). Indicates the standard of

divided into the same groups.

the basic quantity of the listed item as used in

(2) Second. Find the illustration covering the

performing the actual maintenance function. This

functional group to which the repair part belongs.

measure is expressed by a two-character alphabeti-

(3) Third. Identify the repair part on the

cal abbreviation (e.g., ea, in, pr, etc.). When the unit of

illustration and note the illustration figure and item

measure differs from the unit of issue, the lowest unit

number of the repair part.

of issue that will satisfy the required units of

(4) Fourth. Using the Repair Parts Listing, find

measure will be requisitioned.

the figure and item number noted on the illustration.

h. Quantity Incorporated in Unit. Indicates the

b. When National stock number or part number is

quantity of the item used in the breakout shown on

known.

the illustration figure, which is prepared for a

(1) First. Using the Index of National Stock

functional group, subfunctional group, or an assem-

Numbers and Part Numbers, find the pertinent

bly.

National stock number or part number. This index is

in ascending NIIN sequence followed by a list of part

4. Special Information

numbers in ascending alphameric sequence, cross-

a. The following publication pertains to the

referenced to the illustration figure number and

AN/ARM-63 and its components: TM 11-6625-556-12,

item number.

Test Set, Radio AN/ARM-63

(2) Second. After finding the figure and item

b. The illustrations in this manual are identical to

number, locate the figure and item number in the

those published in TM 11-6625-556-40P. Only those

repair parts list.

parts assigned the third position SMR maintenance

code "C" or "O" are listed in the tabular listing;

6. Abbreviations

therefore, there may be a break in item number

Not applicable.

sequence. Only illustrations containing organiza-

(Next printed page is 4)