tion. This measure is expressed by a two-character
TM 11-2323 Projectors PH-637/PFP and PH-637A/PFP,
alphabetical abbreviation; e.g., ea, in, pr, etc., and is the
and Projectors, Still Picture PH-637B/PFP and PF-
basis used to indicate quantities and allowances in
637C/PFP, and Spinner, Polarizer BM-34(A), Including
subsequent columns. When the unit of measure differs
Repair Parts and Special Tool Lists.
from the unit of issue, the lowest unit of issue that will
1-5. Location of Repair Parts
satisfy the required units of measure will be requisitioned.
a. This manual contains one cross-reference index
e. Quantity Incorporated in Unit.
(sec V) to be used to locate a repair part when either the
indicates the quantity of the item used in the equipment.
Subsequent appearances of the same item in the same
(manufacturer's part number) is known. The first column
assembly are indicated by the letters "REF".
in the index is prepared in numerical or alphanumeric
f. 15-Day Organizational Maintenance Allowance.
sequence in ascending order. The reference numbers
(1) The repair parts indicated by an asterisk in the
(manufacturer's part numbers) are listed immediately
allowance column represent those authorized for use at
following the last listed Federal stock number in the index
the organizational category, and will be requisitioned on an
of Federal stock numbers.
"as required" basis, until stockage is based on demand in
b. When the Federal stock number or reference
accordance with AR 710-2.
number is known, follow the procedures given in (1) and
(2) Major Army commanders are authorized to
approve reduction in the range of support items authorized
(1) Refer to the index of Federal stock numbers
for use in units within their commands. Recommendations
(sec V) and locate the Federal stock number or reference
for increase in range of items authorized for use will be
number. The FSN and reference number are cross-
forwarded to Commander, US Army Electronics
referenced to the applicable figure and item number or
Command, ATTN: AMSEL- MA-SNV, Fort Monmouth,
N.J., 07703. Any' changes approved will be reflected in a
(2) Refer to the repair parts list (sec III) and locate
revision to the RPSTL.
the figure number (col 7a) and item number or reference
(3) Allowance quantities are indicated in the
designation (col 7b) as noted in the FSN index.
special tools list section for special tools, TMDE, and other
c. When the figure and item number or reference
designation are known, scrutinize columns 7a and 7b of
g. Illustration. This column is divided as follows:
the repair parts list (sec III) until the item is located.
(1) Figure number. Not applicable.
d. When the FSN, reference number, figure number,
(2) Item number. Indicates the item number or
item number and reference designation are not known,
reference designation used to identify the item.
scrutinize column 3 of the repair parts list (sec III), which is
arranged in alphabetical order.
1-4. Special Information
a. Usable on codes are included in column 3.
Uncoded items are applicable to all models. Identification
of the usable on codes used in this publication are-
The reporting of errors, omissions, and recommendations
for improving this publication by the individual user is
b. The following publication pertains to the
encouraged. Reports should be submitted on DA Form
equipment and its components:
2028 (Recommended Changes to Publications and Blank
Forms) and forwarded direct to Commander, US Army
Electronics Command, ATTN: AMSEL-MA-SNV, Fort
Monmouth, N.J., 07703.