Special Information - TM-11-5820-498-34P0008

TM 11-5820-498-34P

TM 11-5820-497-35P, Receiver-Transmitter, Radio

d. Part Number. Indicates the primary number used

RT-505/PRC-25

by the manufacturer (individual, company, firm, cor-

TM 11-5820-498-12, Radio Sets AN/VRC-53,

poration, or Government activity), which controls the

AN/VRC-64, AN/GRC-125, AN/GRC-160 and

design and characteristics of the item by means of its

Amplifier-Power Supply Groups OA-3633/GRC and

engineering drawings, specifications standards, and

OA-3633A/GRC

inspection requirements, to identify an item or range

TM 11-5820-498-35, Radio Sets AN/VRC-53,

of items.

AN/VRC-64, AN/GRC-125, AN/GRC-160 and

NOTE

Amplifier-Power Supply Groups OA-3633/GRC and

When a stock numbered item is requisi-

OA-3633A/GRC

tione, the repair part received may have a

TM 11-5820-667-34P, Receiver-Transmitter AN/PRC-77

different part number than the part being

TM 11-5985-262-15, Antenna AS-1729/V RC

replaced.

e. Federal Supply Code for Manufwturer ( FSCM).

5. How to Locate Repair Parts

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

a. When National stock number or part number is

which is used to identify the manufacturer, distributor,

unknown.

or Government agency, etc.

(1) First Using the table of contents, determine

f. Description. Indicates the Federal item name and,

the functional group within which the repair part

if required, a minimum description to identify the item.

belongs. This is necessary since illustrations are pre-

g. Unit of Measure U/M). Indicates the Standard of

pared for functional groups and listings are divided

the basic quantity of the listed item as used in perform-

into the same groups.

ing the actual maintenance function. This measure is

(2) Second. Find the illustration covering the func-

expressed by a two character alphabetical abbrevia-

tional group to which the repair part belongs.

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

(3) Third. Identify the repair part on the illustra-

differs from the unit of issue, the lowest unit of issue

tion and note the illustration figure and item number

that will satisfy the required units of measure will be

of the repair part.

requisitioned.

(4) Fourth Using the Repair Parts Listing, find

h. Quantity Incorporated in Unit Indicates the

the figure and item number noted on the illustration.

quantity of the item used in the breakout shown on the

b. When National stock number or part number is

illustration figure, which is prepared for a functional

known.

group, subfunctional group, or an assembly.

(1) First. Using the Index of National Stock Num-

4. Special Information

bers and Part Numbers, find the pertinent National

a. Usable on codes are shown in the description col-

stock number or part number. This index is in ascend-

umn. Uncoded items are applicable to all models. Iden-

ing NIIN sequence followed by a list of part numbers in

tification of the usable on codes used in this publication

ascending alphameric sequence, cross-referenced to the

are:

illustration figure number and item number.

Used on

Code

(2) Second. After finding the figure and item num-

AM-2060A/GRC

5D3

ber, locate the figure and item number in the repair

AM-2060/GRC

5D4

parts list.

b. The following publications pertain to the

6. Abbreviations

OA-3633WGRC and OA-3633A/GRC and their compo-

Not applicable.

nents:

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