PARTS LIST ABBREVIATIONS
BHB binding head brass
BHS
binding head steel
cap.
capacitor
cer ceramic
comp
composition
conn connector
CRT cathode-ray tube
csk
countersunk
DE
double end
dia
diameter
div division
elect.
electrolytic
EMC electrolytic, metal cased
EMT electrolytic, metal tubular
ext
external
F & ! focus and intensify
FHB flat head brass
FHS
flat head steel
Fil HB
fillister head brass
Fil HS
fillister head steel
h
height or high
hex.
hexagonal
HHB hex head brass
HHS
hex head steel
HSB
hex socket brass
HSS
hex socket steel
ID
inside diam eter
inc
incandescent
inf internal
ig
length or long
met.
metal
mfg hdw mounting hardware
OD outside diameter
OHB oval head brass
OHS oval head steel
P/O
part of
PHB
pan head brass
PHS
pan head steel
piste plastic
PMC
paper, metal cased
poly
polystyrene
prec
precision
PT
paper, tubular
PTM
paper or plastic, tubular, molded
RHB
round head brass
RHS
round head steel
SE
single end
SN or S/N
serial number
S or SW
switch
TC
temperature compensated
THB
truss head brass
thk
thick
THS
truss head steel
tub.
tubular
var
variable
w
wide or width
W W
wire-wound