TM9-1240-350-35P
opposite the first appearance of each item, the total
This index is in ascending FSN sequence followed by a
quantity authorized for depot maintenance of 100
list of reference numbers in ascending alpha-numeric
equipment. Subsequent appearances of the same item
sequence, cross-referenced to the illustration figure
will have the letters "REF" in the allowance column.
number and item number.
(2) Second. Using the Repair Part Listing, find
Items authorized for use as required but not for initial
stockage are identified with an asterisk in the allowance
the assembly group of the repair part and the illustration
column.
figure number and item number referenced in the Index
i. Illustration, Column 10. This column is divided
of Federal Stock Numbers and Reference Numbers.
as follows:
(1) Figure Number, Column 10a. Indicates the
6. Abbreviations.
figure number of the illustration in which the item is
Abbreviations
Explanation
shown.
acrflt
across flats
(2) Item Number, Column 10b. Indicates the
aly stl
alloy steel
callout number used to reference the item in the
cd pl
cadmium plate
illustration.
cp
cone paint
cres
corrosion resistant steel
4. Special Information.
crpl
chromium plate
a. Telescope Mount, M90 is used with:
cskh
countersunk head
dia
diameter
Rifle, Recoilless, 106-mm, M40A1 (Mount M79)
dr
drilled
Rifle, Recoilless, 106-mm, M40A1 (Mount M92)
ext
external
Rifle, Self-Propelled, 106-mm, M50
fig
figure
Rifle, Self-Propelled, 106-mm, M50A1.
filh
fillister head
b. Action change codes indicated in the left hand
fl
flat
margin of the listing page denotes the following:
fnsh
finish
N. Indicates an added item not included in previous
hex
hexagon
publications.
hex soc
hexagonal socket
C. Indicates a change in data.
id
inside diameter
F. Indicates a change in FSN only
intl
internal
c. The following publications pertain to telescope
1
long
mount M90 and its components:
mscr
machine screw
TM9-6141
Field and Depot Maintenance
no
number
Manual
od
outside diameter
SNL F-92 Ord 8
Field and Depot Maintenance
psvt
passivate
Allowances
rec
scr
screw
5. How to Locate Repair Parts.
sltd
slotted
a. When Federal stock number or reference
stl
steel
number is unknown.
t
teeth
(1) First. Find the illustration covering the
thd
thread
assembly group to which the repair part belongs.
thk
thick
(2) Second. Identify the repair part on the
trq
illustration and note the illustration figure and item
unc
unified course thread
number of the repair part.
unf
unified fine thread
(3) Third. Using the Repair Parts Listing, find
w
wide
the assembly group to which the repair part belongs and
7. Federal Supply Codes for Manufacturers.
locate the illustration figure and item number noted on
Code
Manufacturer
the illustration.
19200 Frankford Arsenal, Philadelphia, Pa.
b. When Federal Stock number or reference
96906 Military Standard Promulgated by
number is known:
Standardization Division, Directorate
(1) First. Using the Index of Federal Stock
of Logistics Services DSA.
Numbers and Reference Numbers find the pertinent
21450 Ordnance Corps Engineering Standards,
Federal Stock Number or reference number.
Rock Island Arsenal, Rock Island, Illinois.
8. Recommendations for Maintenance Publication
Improvements.
Report of errors, omissions, and recommendations for
improving this publication by the individual user is
4
