D
MIL-DTL-28840
CONNECTOR DESIGNATOR:
MIL-DTL-28840/8 Style A
90° EMI/RFI Environmental Backshell
G
MIL-DTL-28840
Material and Finish
D
= Corrosion Resistant Steel, Cadmium Plate, Black
W
= Aluminum, Cadmium Olive Drab
M28840/8
Basic
Part
Number
16
Dash No.
(Table II)
W
A
Style
A
= EMI/Environmental
TABLE II: Dash Number, Shell Size, Dimensions and Cable Range
Dash
No.
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
Shell
Size
11
13
13
15
15
15
15
17
17
17
19
19
23
23
23
25
25
25
25
29
29
33
33
11
11
13
13
15
E Max
Envelope
2.614 (66.4)
2.614 (66.4)
2.614 (66.4)
2.864 (72.7)
2.864 (72.7)
2.864 (72.7)
3.114 (79.1)
3.114 (79.1)
3.114 (79.1)
3.114 (79.1)
3.114 (79.1)
3.364 (85.4)
3.364 (85.4)
3.364 (85.4)
3.364 (85.4)
3.364 (85.4)
3.364 (85.4)
3.614 (91.8)
3.614 (91.8)
3.614 (91.8)
3.614 (91.8)
4.114 (104.5)
4.114 (104.5)
2.614 (66.4)
2.864 (72.7)
2.864 (72.7)
3.114 (79.1)
3.114 (79.1)
F
Max
5.332 (135.4)
5.332 (135.4)
5.332 (135.4)
5.457 (138.6)
5.457 (138.6)
5.457 (138.6)
5.682 (144.3)
5.682 (144.3)
5.713 (145.1)
5.807 (147.5)
5.682 (144.3)
5.832 (148.1)
5.738 (145.7)
5.832 (148.1)
6.019 (152.9)
5.832 (148.1)
6.019 (152.9)
6.144 (156.1)
6.176 (156.9)
6.144 (156.1)
6.176 (156.9)
6.426 (163.2)
6.701 (170.2)
5.332 (135.4)
5.457 (138.6)
5.457 (138.6)
5.682 (144.3)
5.682 (144.3)
G Ref
Dim
.938 (23.8)
.938 (23.8)
1.125 (28.6)
.938 (23.8)
1.125 (28.6)
1.312 (33.3)
1.593 (40.5)
1.312 (33.3)
1.593 (40.5)
1.750 (44.5)
1.312 (33.3)
1.750 (44.5)
1.593 (40.5)
1.750 (44.5)
2.093 (53.2)
1.750 (44.5)
2.093 (53.2)
2.093 (53.2)
2.343 (59.5)
2.093 (53.2)
2.343 (59.5)
2.343 (59.5)
2.750 (69.9)
1.125 (28.6)
1.312 (33.3)
1.312 (33.3)
1.312 (33.3)
1.312 (33.3)
Cable Range
Min
Max
.188 (4.8)
.188 (4.8)
.281 (7.1)
.188 (4.8)
.281 (7.1)
.344 (8.7)
.438 (11.1)
.375 (9.5)
.438 (11.1)
.625 (15.9)
.375 (9.5)
.625 (15.9)
.438 (11.1)
.625 (15.9)
.812 (20.6)
.625 (15.9)
.812 (20.6)
.875 (22.2)
1.000 (25.4)
.812 (20.6)
1.000 (25.4)
1.000 (25.4)
1.250 (31.8)
.281 (7.1)
.344 (8.7)
.344 (8.7)
.375 (9.5)
.375 (9.5)
.312
.312
.312
(7.9)
(7.9)
(7.9)
.438 (11.1)
.438 (11.1)
.562 (14.3)
.750 (19.1)
.625 (15.9)
.750 (19.1)
.938 (23.8)
.625 (15.9)
.938 (23.8)
.750 (19.1)
.938 (23.8)
1.188 (30.2)
.938 (23.8)
1.188 (30.2)
1.250 (31.8)
1.380 (35.1)
1.188 (30.2)
1.380 (35.1)
1.380 (35.1)
1.625 (41.3)
.438 (11.1)
.562 (14.3)
.562 (14.3)
.625 (15.9)
.625 (15.9)
TABLE I: Shell Size and Dimensions
Shell
Size
11
13
15
17
19
23
25
29
33
A Thread
Class 2B
.750 - 20 UNEF
.875 - 20 UNEF
1.000 - 20 UNEF
1.125 - 18 UNEF
1.250 - 18 UNEF
1.438 - 18 UNEF
1.562 - 18 UNEF
1.875 - 16 UN
2.062 - 16 UNS
C Dia
Max
1.028 (26.1)
1.141 (29.0)
1.263 (32.1)
1.387 (35.2)
1.513 (38.4)
1.703 (43.3)
1.825 (46.4)
2.143 (54.4)
2.329 (59.2)
24
25
26
27
28
APPLICATION NOTES
1.
2.
3.
For complete dimensions see the applicable Military Specification.
Metric dimensions (mm) are in parentheses.
Cable Range is defined as the accommodation range for the wire bundle or
cable. Dimensions shown are not intended for inspection criteria.
© 2013 Glenair, Inc.
Dimensions in inches (millimeters) and are subject to change without notice.
U.S. CAGE Code 06324
Printed in U.S.A.
GLENAIR, INC.
•
1211 AIR WAY
•
GLENDALE, CA 91201-2497
•
818-247-6000
•
FAX 818-500-9912
www.glenair.com
D-10
E-Mail: sales@glenair.com
