Special Information - TM-11-6625-847-20P0004

TM 11-6625-847-20P

stock number assigned to the item and will be used for

TM 11-5965-222-14P, Dynamic Loudspeaker LS166/U

requisitioning purposes.

TM 11-5965-260-24P, Headset, Electrical H-140A/U

d. Part Number. Indicates the primary number

TM 11-6625-847-12, Simulator, Radio Frequency

SM-442A/GRC

used by the manufacturer (individual, company, firm,

b. The illustrations in this manual are identical to

corporation, or Government activity), which controls the

those published in TM 11-6625-847-40P. Only those

design and characteristics of the item by means of its

parts assigned the third position SMR maintenance code

engineering drawings, specifications, standards, and

"C" or "O" are listed in the tabular listing; therefore, there

inspection requirements to identify an item or range of

may be a break in the item number sequence. Only

items.

illustrations containing organizational authorized items

NOTE

appear in this manual.

When a stock numbered item is

requisitioned, the repair part received

5. How to Locate Repair Parts

may have a different part number

than the part being replaced.

a. When National stock number or part number is

unknown.

e. Federal Supply Code for Manufacturer (FSCM).

(1) First.

Using the table of contents,

The FSCM is a 5-digit numeric code listed in SB 708-42

determine the functional group within which the item

which is used to identify the manufacturer, distributor, or

belongs.

This is necessary since illustrations are

Government agency, etc.

prepared for functional groups and listings are divided

f Description. Indicates the Federal item name

into the same groups.

and, if required, a minimum description to identify the

(2) Second. Find the illustration covering the

item.

functional group to which the item belongs.

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

(3) Third. Identify the item on the illustration

the basic quantity of the listed item as used in performing

and note the illustration figure and item number of the

the actual maintenance function. This measure is

item.

expressed by a two-character alphabetical abbreviation

(4) Fourth. Using the Repair Parts Listing,

(e.g., ea, in, pr, etc). When the unit of measure differs

find the figure and item number noted on the illustration.

from the unit of issue, the lowest unit of issue that will

satisfy the required units of measure will be

b. When National stock number or part number is

requisitioned.

known.

h. Quantity Incorporated in Unit. Indicates the

(1) First. Using the Index of National Stock

quantity of the item used in the breakout shown on the

Numbers and Part Numbers, find the pertinent National

illustration figure, which is prepared for a functional

stock number or part number. This index is in NIIN

group, subfunctional group, or an assembly.

sequence followed by a list of part numbers in

alphameric sequence, cross-referenced to the illustration

4. Special Information

figure number and item number.

(2) Second. After finding the figure and item

a. The following publications pertain to the

number, locate the figure and item number in the repair

SM442A/GRC and its components:

parts list.

TM 11-5820-467-15, Antenna Group AN/GRA-50

TM 11-5820-467-24P, Antenna Group AN/GRA-50

6. Abbreviations

TM 11-5820-520-12, Radio Sets AN/GRC-106 and

AN/GRC-106A

Not applicable.

(Next printed page is 4.)