sembly group to which the repair part belongs.
the result by the quantity in the 51-100 density
(3) Third. Identify the repair part on the illus-
column. Example, authorized allowance for 51-100
tration and note the illustration figure and item
equipments is 40; for 150 equipments multiply 40
number of the repair part.
by 1.50 or 60 parts required.
(4) Using the Repair Parts Listings, find the as-
h. One-Year Allowance Per 100 Equipments/Con-
sembly group to which the repair part belongs and
tingency Plannig Purposes. Indicates opposite the
l o c a t e the illustration figure and item number
first appearance of each item the total quantity
noted on the illustration.
required for distribution and contingency planning
b. When Federal stock number or reference is
purposes. The range of items indicates total quan-
tities of all authorized items required to provide
(1) First. Using the Index of Federal Stock
for adequate support of 100 equipments for one
Numbers and Reference Numbers find the perti-
year. Subsequent appearances of the same item will
nent Federal stock number or reference number.
have the letters "REF" in the allowance column.
This index is in ascending FSN sequence followed by
i. Depot Maintenance Allowance Per 100 Equip-
a list of reference numbers in alpha-numeric se-
ments. Indicates opposite the first appearance of
quence, cross-referenced to the illustration figure
each item the total quantity authorized for depot
and item number.
maintenance of 100 equipments. Subsequent ap-
(2) Second. Using the Repair Parts Listing, find
pearances of the same item will have the letters
the assembly group of the repair part and the illus-
"REF" in the allowance column. Items authorized for
use as required but not for initial stockage are identi-
tration figure number and item number referenced
in the Index of Federal Stock Numbers and Refer-
fied with an asterisk in the allowance column.
j. Illustration. This column is divided as follows:
c. When the Federal stock number or reference
(1) Figure number. Indicates the figure number
number is known and the repair part is not illus-
of the illustration in which the item is shown.
(2) Item number. Indicates the callout number
(1) First. Using the Index of Federal Stock Num-
used to reference the item in the illustration.
bers and Reference Numbers find the pertinent
Federal stock number or reference number in the
section titled " I t e m s Not Illustrated" and not
a. Repair parts mortality has been based on 8750
the group number. This section is in ascending
h o u r s operation per year.
FSN sequence followed by a list of reference num-
b. Parts which require manufacture or assembly
bers in alpha-numeric sequence, cross-referenced
at a category higher than that authorized for in-
to assembly group number.
stallation will indicate in the source column the
(2) Second. Using the Table of Contents, locate
the assembly group number and page number.
c. The following publications pertain to container,
(3) Third. Using the applicable group number
service ward and its components:
and page number, locate the pertinent stock num-
ber or reference number in the Repair Parts Listing.
Items which are not illustrated are listed at the end
and General Support
of the assembly group to which they belong.
d. The same illustrations are used to illustrate the
repair parts and special tools listed in both organi-
zational maintenance section and direct and general
support maintenance section.
to Locate Repair Parts
a. When Federal stock number or reference num-
ber is unknown:
(1) First. Using the table of contents determine
the assembly group within which the repair part
7. Federal Supply Codes for Manufacturers
belongs. This is necessary since illustrations are
prepared for assembly groups, and listings are
Missouri Research Laboratories Inc.
divided into the same groups.
Goodrich B F Co. Aerospace and Defense
(2) Second. Find the illustration covering the as-