C 1, TM 9-1240-318-35
b. When Federal stock number or reference
id .................................inside diameter
number is known:
Ig .................................long
med .............................medium
(1) First. Using the Index of Federal Stock
NS ...............................American National Special
Numbers and, Reference Numbers find the pertinent
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Federal stock number or reference number. This index
ola ...............................overall
is in ascending FSN sequence followed by the reference
od ................................outside diameter
number in alpha-numeric sequence cross-referenced to
pan. .............................panoramic
illustration figure number and item number.
pass.............................passivated
pl .................................plate
(2) Second. Using the Repair Part Listing, find
rub ...............................rubber
the assembly group of the repair part and the illustration
scr ...............................screw
figure number and item number referenced in the Index
slot. .............................slotted
of Federal Stock Numbers and Reference numbers.
soc ..............................socket
stl ................................steel
B-6. Abbreviations
UNC.............................American Unified Coarse
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Abbreviations
Explanation
B-7. Federal Supply Codes for Manufacturers
al .................................aluminum
aly ...............................alloy
Code
Manufacturer
cd ................................cadmium
cres .............................corrosion resistant steel
19200
Frankford Arsenal
csk ..............................countersunk
96906
Military Standards Promulgated by
dia ...............................diameter
Standardization Div. Directorate of
fin ................................finish
Logistic Services DSA
hd ................................head
hex ..............................hexagon
B-4
