item. The last line indicates the reference number
b. The basis of issue for authorized special tools,
followed by the applicable Federal Supply Code for
test and support equipment is the number of end
items of equipment supported and the number of
Manufacturer (FSCM) in parentheses. The FSCM is
maintenance personnel allocated to perform the
used as an element in item identification to designate
manufacturer or distributor or Government agency,
required maintenance operations.
etc., and is identified in SB 708-42.
c. The following publications pertain to the
d. Unit of Measure (U/M). Indicates the standard
TS-186D/UP and its components:
or basic quantity by which the listed item is used in
TM 11-2691-15
Frequency M e t e r T S -
performing the actual maintenance function. This
186D/UP.
measure is expressed by a two-character alphabeti-
TM 11-6625-307-20P
O r g a n i z a t i o n a l Mainte-
cal abbreviation; e.g., ea, in, pr, etc., and is the basis
nance Repair Parts and
used to indicate quantities and allowances in
Special Tools Lists: Fre-
subsequent columns. When the unit of measure
quency Meter TS-186D/
differs from the unit of issue, the lowest unit of issue
UP, FSN 6625-930-7203.
that will satisfy the required units of measure will be
requisitioned.
a. This manual contains one cross - reference index
e. Quantity Incorporated in Unit. This column
(sec IV) to be used to locate a repair part when either
indicates the quantity of the item used in the
the Federal stock number or reference number
equipment. Subsequent appearances of the same
item in the same assembly are indicated by the
(manufacturer's part number) is known. The first
letters "REF".
column in the index is prepared in numerical or
f. 30-Day DS/GS Maintenance Allowances.
alphanumeric sequence in ascending order. The
NOTE
reference numbers (manufacturer's part numbers)
Allowances in GS column are for GS
are listed immediately following the last listed
maintenance only.
Federal stock number in the index of Federal stock
(1) The repair parts indicated by asterisk entries
numbers.
in separate allowance columns for DS and GS
b. When the Federal stock number or reference
represent those authorized for use at that category
number is known, follow the procedures given in (1)
of maintenance to be requisitioned on an "as
and (2) below.
required" basis, until stockage is based on demand in
(1) Refer to the index of Federal stock numbers
accordance with AR 710-2.
(sec IV) and locate the Federal stock number or
(2) Allowance quantities are indicated in the
reference number. The FSN and reference number
special tool lists section for special tools, TMDE, and
are cross-referenced to the applicable figure and
other support equipment.
item number or reference designation.
g. 1-year Allowances Per 100 Equipments/
(2) Refer to the repair parts list (sec II) and locate
Contigency Planning Puposes. Column inten-
the figure number (col 10a) and item number or
tionally left blank.
reference (Designation (col 10b) as noted in the FSN
h. Depot Maintenance Allowance Per 100 Equip-
index.
ments. This column indicates opposite the first
c. When the figure and item number or reference
appearance of each item the total quantity au-
designation are known, scrutinize columns 10a and
thorized for depot maintenance of 100 equipments.
10b of the repair parts list (sec II) until the item is
i. Illustration. This column is divided as follows:
located.
(1) Figure number. Indicates the figure number
d. When the FSN, reference number, figure
of the illustration on which the item is shown in TM
number, item number and reference designation are
11-2691-15.
not known, scrutinize column 3 of the repair parts list
(2) Item number. Indicates the item number or
reference designation used to reference the item in
1-6. Abbreviations
the illustration.
Not applicable.
a. Usable on codes are included in column 3.
Improvements
Uncoded items are applicable to all models. Identifi-
The reporting of errors, omissions, and recommenda-
cation of the usable on codes used in this publication
tions for improving this publication by the individual
are -
Used on
user is encouraged. Reports should be submitted on
Code
DA Form 2028 (Recommended Changes to Publica-
TS-18D/UP
BBE
4
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