inspection requirements, to identify an item or range of
B-4. Special Information
items. For BIIL, see explanation of description column,
Usable on codes are shown in the description column.
Uncoded items are applicable to all models.
Identification of the usable on codes used in this
When a stock-numbered item is
AN/GSS-14 (V) 1
requisitioned, the repair part received
AN/GSS-14 (V) 2
may have a different part number
AN/VSS-1 (V) 1
than the part being replaced.
AN/VSS-1 (V) 2
e. Federal Supply Code for Manufacturer (FSCM).
The FSCM is a 5-digit numeric code listed in SB 708-42
B-5. How to Locate Repair Parts
which is used to identify the manufacturer, distributor, or
a. When National stock number or part number is
Government agency, etc. For BIIL, see explanation of
description column, para f.
Using the table of contents,
f. Description. Indicates the Federal item name
determine the functional group within which the repair
and, if required, a minimum description to identify the
part belongs. This is necessary since illustrations are
item. The last line for each item in the BIIL indicates the
prepared for functional groups and listings are divided
part number with the FSCM in parentheses.
into the same groups.
g. Unit of Measure (U/M). Indicates the standard of
(2) Second. Find the illustration covering the
the basic quantity of the listed item as used in performing
functional group to which the repair part belongs.
the actual maintenance function. This measure is
(3) Third. Identify the repair part on the
expressed by a two-character alphabetical abbreviation
illustration and note the illustration figure and item
(e.g., ea, in, pr, etc.). When the unit of measure differs
number of the repair part.
from the unit of issue, the lowest unit of issue that will
(4) Fourth. Using the Repair Parts Listing,
satisfy the required units of measure will be
find the figure and item number noted on the illustration.
b. When National stock number or part number is
h. Quantity Furnished with Equipment (Basic Issue
known; refer to the Repair Parts Listing.
Items Only). Indicates the quantity of the basic issue
item furnished with the equipment.
I. Quantity Incorporated in Unit. Indicates the
quantity of the item used in the breakout shown on the
illustration figure, which is prepared for a functional
group, subfunctional group, or an assembly.
(Next printed page is B-5)