MIL-DTL-28840/9G
V
Y
X
Backshell
Shell size
Dash
thread
designator
ref
ref
size
no.
class 2*
(see note 5)
dim
dim
(see note 3)
(see note 6)
2.000-18
2.343
A
22
J (33)
1.625 (41.28)
UNS
(59.51)
2.250-16
2.750
B
23
J (33)
1.900 (48.26)
UNS
(69.85)
.750-20
1.125
B
24
A (11)
1.281 (32.54)
UNEF
(28.57)
.875-20
1.312
C
25
A (11)
1.281 (32.54)
UNEF
(33.32)
.875-20
1.312
C
26
B (13)
1.281 (32.54)
UNEF
(33.32)
1.000-20
1.312
D
27
B (13)
1.281 (32.54)
UNEF
(33.32)
1.000-20
1.312
E
28
C (15)
1.281 (32.54)
UNEF
(33.32)
NOTES:
1. Dimensions are in inches.
2. Metric equivalents are given for information only.
3. Designator of backshell size within each shell size.
4. Dimensions apply after plating.
5. Shell sizes are provided within parentheses for information and are not a part of the designator.
6. See MIL-DTL-28840 for V thread, class 2*.
FIGURE 1. Dimensions and configurations - Continued.
9
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