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 5. Abbreviations and Symbols.
i. Illustration, Column 10.
( 1 ) Figure Number, Column 10a. I n d i c a t e s
a. Abbreviations.
the figure number of the illustration in which the
al . . . . . . . . . . . . .. aluminum
item is shown.
asb . . . . . . . . . . . . . asbestos
(2) I t e m N u m b e r o r S y m b o l , C o l u m n 1 0 b .
assy . . . . . . . . . . . . a s s e m b l y
Indicates the callout number used to reference
br . . . . . . . . . . . . . . brass
the item in the illustration.
carb-S . . . . . . . . . . carbon steel
(3) Each illustration carries a legend for
cd . . . . . . . . . . . . . . cadmium
e v e r y item on the illustration, cross-referenced to
cop. . . . . . . . . . . . . copper
the Government Grouping number where it
corr-res-S . . . . . . . corrosion resistant steel
appears in the parts listing.
D.C. . . . . . . . . . . . Direct Current
(4) Components of kits and sets appear in
deg . . . . . . . . . . . . degree
the listing of the kit or set and parts may not be
dia . . . . . . . . . . . . . diameter
i n the normal figure and item number sequence.
dld . . . . . . . . . . . . . drilled
These parts are listed only in the kit or set.
did-f/c-pin . . . . . drilled for cotter pin
. d r i l l e d for locking wire
4. How to Locate Repair Parts
did-f/lkg-wire
.
DR . . . . . . . . . . . . double row
a. When Federal Stock Number or P a r t
ea . . . . . . . . . . . . . e a c h
Number is Unknown.
e.g. . . . . . . . . . . . for example
(1) Use the Table of Contents and deter-
etc . . . . . . . . . . . . a n d so forth
m i n e the functional group or assembly group by
ext-teeth . . . . . . . . external teeth
illustration number where the part belongs.
ext-thd . . . . . . . . . external thread
Illustrations are prepared by functional groups,
exter . . . . . . . . . . . external
which may contain more than one government
f/ . . . . . . . . . . . . for
group.
fig. . . . . . . . . . . . . figure
(2)
Identify
the
repair
part
on
the.
fin. . . . . . . . . . . . . finish
illustration and note the illustration and item
ft . . . . . . . . . . . . . . feet
number of the repair part.
hd . . . . . . . . . . . . . head
(3) In the repair parts list (Section 2 of this
hex . . . . . . . . . . . . h e x a g o n
Appendix), find the functional group number
hex-hd . . . . . . . . . h e x a g o n head
and locate the repair part by illustration and
id . . . . . . . . . . . . . inside diameter
item number.
in . . . . . . . . . . . . . inch
b. When Federal Stock Number or Part
inc . . . . . . . . . . . . i n c o r p o r a t e d
Number is Known.
int-thread . . . . . . internal thread
(1)
Using
the
index
of
Federal
stock
inter . . . . . . . . . . . internal
numbers to illustration or part number to
lg . . . . . . . . . . . . . long
illustration and item number, find the Federal
LH . . . . . . . . . . . . left hand
Stock Number or part number. These indexes
lkg . . . . . . . . . . . . locking
are a r r a n g e d i n ascending F e d e r a l S t o c k
it . . . . . . . . . . . . . . light (weight)
Number and alpha-numerical sequence, cross-
max . . . . . . . . . . . maximum
-referenced to illustration, figure, and item
med . . . . . . . . . . . medium
number.
med-carb-S . . . . . medium carbon steel
( 2 ) Find the repair part item on the legend
min . . . . . . . . . . . minimum
o f the illustration and note the functional group.
NC . . . . . . . . . . . . A m e r i c a n N a t i o n a l C o a r s e
(3) Using the repair parts listing (Section
Thread
2 ) , find the functional group of the repair part
ni b . . . . . . . . . . . . nickel
a n d the illustration and item number as noted in
NF . . . . . . . . . . . . A m e r i c a n N a t i o n a l F i n e
the index of Federal stock numbers.
Thread
B-3
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