d.
Unit of Measure (U/M). Indicates the
personnel allocated to perform the required
standard or basic quantity by which the listed item is
maintenance operations.
used in performing the actual maintenance function.
c. Parts which require manufacture or assembly of
This measure is expressed by a two-character
a maintenance level higher than that authorized for
alphabetical abbreviation, e.g., ea, in, pr, etc., and is the
installation will indicate in the source column the higher
basis used to indicate quantities and allowances in
maintenance level.
subsequent columns.
d. Repair parts kits and gasket sets appear as the
e. Quantity Incorporated in Unit. Indicates the
last entries in the repair parts listing for the group or
quantity of the item used in the breakout shown on the
assembly to which they apply.
illustration figure, which is prepared for an assembly
e. The following publications pertain to Shelter
group or an assembly. A "V" appearing in this column in
Multi-Purpose,
Medical
Unit,
Self-contained,
lieu of a quantity indicates that no specific quantity is
Transportable (MUST) and its components:
applicable, e.g., shims, spacers, etc.
f. 15-Day
Organizational
Maintenance
TM 10-5410-223-14/1
Operator, Organizational,
Allowances.
Direct and General
(1) Items authorized for use as required but
Support Maintenance
not for initial stockage are identified with an asterisk in
Manual
the allowance column.
f. Action change codes indicated in the left-hand
(2) The allowance columns are divided into
margin of the listing page denote the following:
four subcolumns. Indicated in each subcolumn is the
N - Indicates an added item
total quantity of special tools authorized for the number
C - Indicates a change in data
of equipments supported.
R - Indicates a change in NSN
g. 30-Day DS/GS Maintenance Allowance.
5. How to Locate Repair Parts
(1) Items authorized for use as required but
a. When National stock number or reference
not for initial stockage are identified with an asterisk in
number is unknown:
the allowance column.
(2) The allowance columns are divided into
(1) First.
Using the table of contents
three subcolumns.
The quantitative allowance of
determine the assembly group within which the repair
special tools for DS/GS levels of maintenance will
part belongs. This is necessary since illustrations are
represent initial stockage for a 30-day period for the
prepared for assembly groups, and listings are divided
number of equipments supported.
into the same groups.
h. 1-Year
Allowances
Per
100
(2) Second. Find the illustration covering the
Equipment/Contingency Planning Purposes.
assembly group to which the repair part belongs.
(1) Items authorized for use as required but
not for initial stockage are identified with an asterisk in
(3) Third. Identify the repair part on the
the allowance column.
illustration figure and item number of the repair part.
(2) This column indicates the total quantity of
(4) Fourth. Using the Repair Parts Listing,
special tools required for distribution and contingency
find the assembly group to which the repair part belongs
planning purposes.
and locate the illustration figure and item number noted
i. Depot Maintenance Allowance Per 100
on the illustration.
Equipment.
b. When the National stock number or reference
(1) Items authorized for use as required but
not for initial stockage are identified with an asterisk in
number is known:
the allowance column.
(1) First. Using the Index of National Stock
(2) This column indicates the total quantity of
Numbers and Reference Numbers find the pertinent
special tools authorized for depot maintenance of 100
National stock number or reference number. This index
equipments.
is in ascending FSN sequence followed by a list of
j. Illustration. This column is divided as follows:
reference numbers in alpha-numeric sequence, cross-
(1) Figure Number.
Indicates the figure
referenced to the illustration figure number and item
number of the illustration on which the item is shown.
(2) Item Number.
Indicates the callout
number.
number used to reference the item on the illustration.
(2) Second. Using the Repair Parts Listing,
4. Special Information
find the assembly group of the repair part and the
a. Usable on codes are shown in the description
illustration figure number and item number referenced in
column. Uncoded items are applicable to all serial
the Index of National Stock Numbers and Reference
numbers. Identification of the usable on codes used in
Numbers.
this publication are:
Code
Used On
6. Abbreviations
A
Serial No. 1 thru 629
B
Serial No. 630 thru 727
Abbreviation
Explanation
C
Serial No. 1 thru 727
CD PLTD
cadmium plated
D
Serial No. 728 and Subsequent
CRES
corrosion resistant steel
CSK
countersunk
DEG
degrees
b. The basis of issue for authorized special tools,
test and support equipment is the number of end items
of equipment supported and the number of maintenance
Change 2 v
