I T E M column. The item number identifies the item associated with the figure listed
in the adjacent FIG. column. This item is also identified by the NSN listed on the same line.
P A R T NUMBER INDEX. Part numbers in this index are listed by part number in ascending
a l p h a n u m e r i c sequence (i.e., vertical arrangement of letter and number combination which places the
first letter or digit of each group in order A through Z, followed by the numbers 0 through 9 and each
following letter or digit in like order).
FSCM column. The Federal Supply Code for Manufacturer (FSCM) is a 5-digit
n u m e r i c code used to identify the manufacturer, distributor, or Government agency, etc., that supplies
t h e item.
P A R T NUMBER column. Indicates the primary number used by the manufacturer
( i n d i v i d u a l , firm, corporation, or Government activity), which controls the design and characteristics of
t h e item by means of its engineering drawings, specifications standards, and inspection requirements
to identify an item or range of items.
S T O C K NUMBER column. This column lists the NSN for the associated part number
and manufacturer identified in the PART NUMBER and FSCM columns to the left.
FIG. column. This column lists the number of the figure where the item is
i d e n t i f i e d / l o c a t e d in Section II and Ill.
I T E M column. The item number is that number assigned to the item as it appears in
t h e figure referenced in the adjacent figure number column.
S p e c i a l Information.
USABLE ON CODE. The usable on code appears in the lower left corner of the Description
column heading. Usable on codes are shown as "UOC: . . . . . . ." i n the Description Column (justified
l e f t ) on the first line applicable item description/nomenclature. Uncoded items are applicable to all
models. Identification of the usable on codes used in the RPSTL are:
M 7 2 8 Combat Engineering Vehicle
A z i m u t h Indicator (M28A1)
A z i m u t h Indicator (M28E2)
Drive, Ballistics (XM15)
E l e v a t i o n Quadrant (M13A3)
Mount, Periscope (Passive, M118E1)
M o u n t , Periscope (M118)
M o u n t , Periscope (M119 With Equipment)
M o u n t , Periscope (M119E1 With Equipment)
M o u n t , Telescope (M114)
P e r i s c o p e , Commander's (M36)
P e r i s c o p e , Commander's (M36E1)
Periscope, Gunner's (M32C)
Periscope, Gunner's (M32CE1)
Periscope, Loader's (M37)
Sight, Infinity, Gunner's Periscope
T e l e s c o p e , Articulated (M105F)
b. F A B R I C A T I O N INSTRUCTIONS. Bulk materials required to manufacture items are listed in
the Bulk Material Functional Group of this RPSTL. Part numbers for bulk materials are also referenced
i n the description column of the line item entry for the item to be manufactured/fabricated. Detailed
fabrication instructions for items source coded to be manufactured or fabricated are found in
TM 9-2350-222-20-2 series.