MIL-PRF-1/1612C
10-32 UNF-3A X .625 MIN
A-STUD
THREAD LENGTH
ANODE CONNECTOR
T
G-TAB
V
RESERVE HTR
(PIN)
K-HTR
U
(PIN)
CATHODE
(MOUNTING FLANGE)
.218 DIA THRU GRID CONNECTION
CLEARANCE FOR NO.10 SCREW
H
G
D
SEE
NOTE 1
F
A
DIA
GRID
GRID-CATHODE SPACER
TAB
CATHODE MOUNTING FLANGE
SEE NOTE 2
M
L
B
SEE NOTE 3
10" ±1" FLEXIBLE INSULATED LEADS
P
BETWEEN CENTERS OF CONNECTOR LUG
DIA
2 PLS
LEAD-IN
CONNECTOR
CLEARANCE HOLE FOR NO.10 STUD
CLEARANCE HOLE FOR .250 STUD
RED RESERVIOR HEATER LEAD
YELLOW CATHODE HEATER LEAD
E
W
X
X
R
DIA
PINCH-OFF
PROTECTOR
.188 DIA THRU-4 HOLES ON A
RESK HTR
S
2.75 DIA BC, AS SHOWN
DIA
FLANGE
FIGURE 1. Outline drawing of electron tube type 7620
5
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