Special Information - TM-11-5820-498-20P0006

NOTE

When a stock numbered item is requisition-

TM 11-5985-262-20P, Antenna AS-1729/VRC

ed, the repair part received may have a dif-

b. The illustrations in this manual are identical to

ferent part number than the part being

those published in TM 11-5820-498-34P. Only those

replaced.

parts assigned the third position SMR maintenance code

f. Description. Indicates the Federal item name and,

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

if required, a minimum description to identify the item.

there may be a break in the item number sequence. Only

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

illustrations containing organizational authorized items

of the basic quantity of the listed item as used in

appear in this manual.

performing the actual maintenance function. This

5. How to Locate Repair Parts

measure is expressed by a two-character alphabetical

a. When National stock number or part number is

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

unknown.

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

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

issue that will satisfy the required units of measure will

the functional group within which the item belongs.

be requisitioned.

This is necessary since illustrations are prepared for

h. Quantity Incorporated in Unit. Indicates the

functional groups and listings are divided into the same

quantity of the item used in the breakout shown on the

groups.

illustration figure, which is prepared for a functional

(2) Second. Find the illustration covering the

group, subfunctional group, or an assembly.

functional group to which the item belongs.

4. Special Information

(3) Third. Identify the item on the illustration and

a. The following publications pertain to the

note the illustration figure and item number of the item.

O A - 3 6 3 3 / G R C and OA-3633A/GRC and its

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

components:

the figure and item number noted on the illustration.

TM 11-5820-398-12, R a d i o Set AN/PRC-25

b. When National stock number or part number is

( Including R e c e i v e r - T r a n s m i t t e r , Radio

known.

RT-505/PRC-25)

(1) First. Using the Index of National Stock

TM 11-5820-398-20P, Radio Set AN/PRC-25

Numbers and Part Numbers, find the pertinent

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

National stock number or part number. This index is in

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

NIIN sequence followed by a list of part numbers in

and Amplifier-Power Supply Groups OA-3633/GRC

alphameric sequence, cross-referenced to the illustration

and OA-3633A/GRC

figure number and item number.

TM 11-5820-667-12, R a d i o Set AN/PRC-77

(2) Second. After finding the figure and item

Radio

Receiver-Transmitter,

(Including

number, locate the figure and item number in the repair

RT-841/PRC-77)

parts list.

TM 11-5820-667-20P, Radio Set AN/PRC-77

6. Abbreviations

TM 11-5985-262-15, Antenna AS-1729/VRC

Not applicable.

(Next printed page is 4)