How to Locate Repair Parts. - TM-3-4240-284-30-P0207

TM 3-4240-284-30&P

d. Federal Supply Code for Manufacturer (FSCM).

c. Detailed assembly instructions for items source

coded to be assembled are found in the maintenance

The FSCM is a five-digit numeric code listed in

portions of this manual. Assembly components are

SB 708-42 which is used to identify the manufacturer,

listed immediately following the item to be assembled.

distributor, or Government agency, etc.

e. Part Number. Indicates the primary number

B-5. How to Locate Repair Parts.

used by the manufacturer (individual, company, firm,

corporation, or Government activity), which controls the

a. When National Stock Number or Part Number is

design and characteristics of the item by means of its

Unknown:

engineering drawings, specifications, standards, and

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

inspection requirements to identify an item or range of

the functional group with which the item belongs. This is

items.

necessary since illustrations are prepared for functional

groups and listings are divided into the same groups.

NOTE

(2) Second. Find the illustration covering the

When a stock numbered item is requi-

functional group to which the item belongs.

sitioned, the item received may have a

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

different part number than the part being

note the illustration figure and item number of the item.

replaced.

(4) Fourth. Using the repair parts listing, find the

figure and item number noted on the illustration.

f. Description. Indicates the Federal item name

b. When National Stock Number or Part Number is

and, if required, a minimum description to identify the

Known:

item.

(1) First. Using the index of National stock

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

numbers and part numbers, find the pertinent NSN or

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

part number. This index is in NlIN sequence followed by

ing the actual maintenance function. This measure is

a list of part numbers in alphameric sequence, cross-

expressed by a two-character alphabetical abbreviation

-referenced to the illustration figure number and item

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

number.

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

(2) Second. After finding the figure and item

satisfy the required units of measure will be

number, locate the figure and item number in the repair

requisitioned.

parts list.

h. Quantity Incorporated in Unit. Indicates the

quantity of the item used in the breakout shown on the

B-6. ABBREVIATIONS.

illustration figure, which is prepared for a functional

group, subfunctional group, or an assembly. A "V"

Abbreviation

Explanation

appearing in this column in lieu of a quantity indicates

amp . . . . . . . . . . . . . . ..amnperage

that no specific quantity is applicable (e.g., shims,

CBR . . . . . . . . . . . . . . . .chemical, biological, radio-

spacers, etc).

logical (warfare)

cfm . . . . . . . . . . . . . . . . .cubic feet per minute

B-4. Special Information.

cl . . . . . . . . . . . . . . . . . .. class

a. Useable On Codes are shown in the description

cres . . . . . . . . . . . . . . . . corrosion-resistant steel

column. Uncoded items are applicable to all models.

deg . . . . . . . . . . . . . . . ..degree

b. Detailed manufacturing instructions for items

dia . . . . . . . . . . . . . . . ..diameter

source coded to be manufactured or fabricated are

elec . . . . . . . . . . . . . . .. electrical

found in maintenance portions of this manual. Bulk

ext . . . . . . . . . . . . . . . .. external

materials required to manufacture-r items are listed in

fil . . . . . . . . . . . . . . . . . .. fillister

the Bulk Material Group of this appendix.

B-3