MIL-DTL-28840/9G
Backshell
C
D
B
A
Shell size
Dash
size
designator
max
thread
dia
dia
no.
(see note 3)
max
max
(see note 5)
.750-20
A
01
A (11)
1.028 (26.11)
UNEF
1.031
1.031
(26.19)
(26.19)
A
02
B (13)
.875-20
1.141 (28.98)
UNEF
B
03
B (13)
A
04
C (15)
1.281
1.156
1.263 (32.08)
1.00-20
B
05
C (15)
(32.54)
(29.36)
UNEF
C
06
C (15)
D
07
C (15)
1.281
1.513
A
08
D (17)
(32.54)
(38.89)
1.387 (35.23)
1.125-18
B
09
D (17)
UNEF
C
10
D (17)
A
11
E (19)
1.250-18
1.513 (38.43)
UNEF
B
12
E (19)
A
13
F (23)
1.406
1.781
1.703 (43.51)
1.438-18
B
14
F (23)
UNEF
(35.71)
(45.24)
C
15
F (23)
A
16
G (25)
1.825 (46.35)
1.562-18
B
17
G (25)
UNEF
C
18
G (25)
1.531
2.031
D
19
G (25)
(38.89)
(51.59)
A
20
H (29)
1.875-16
2.143 (54.43)
UN
B
21
H (29)
FIGURE 1. Dimensions and configurations - Continued.
5
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