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10-503140-032 Datasheet, PDF (388/437 Pages) Amphenol Corporation – The Interconnection Leader
Insert Arrangements - MIL-DTL-38999, Series III Amphenol
Incorporating Quadrax & Differential Twinax Contacts
Aerospace
This illustrated list­ing represents the most readily available patterns incorporating quadrax and differential twinax contacts within
D38999, Series III connectors. If you require other arrangements than what are shown here, consult Amphenol for further
availability. In most cases, unless otherwise stated, size 8 cavities can be filled with quadrax or differential twinax contacts.
Arrangements can be mixed with any size 8 coax, and/or concentric twinax or triax contacts.
Front face of pin inserts illustrated
Insert Arrangement
Number of Contacts
Contact Size
9-5
1
8
Grounded
1
17
6
30
11
17-2
38
1
22D 8 Twinax
A
D
B
C
17-22
2
2
12
8
A
B
17-52
2
8
Meets Boeing
Specification
8
7
10
6
5
1
2
93
4
17-60
8
2
22D
8
R
A
P
S
B
N
M
L
C
T
UD
E
K
H
F
J
G
Insert Arrangement
Number of Contacts
Contact Size
19-18
14
4
22D
8
Vf A
W
U
C
B
h
g
N
S
R
K
E
M
19-31
12
1
2
22D 12
8
16
14 15
13
A
12
11
10
9
1
23
4
5
8
7
8
19-AD
16
1
20
8
D
A
C
B
21-75
4
8
ST
R
AB
C
P
D
NU
M
L
VE
J
F
K HG
Insert Arrangement
Number of Contacts
Contact Size
21-79
17
2
22D
8
E
D
A
B
F
C
23-6
6
8
29
22
64
72
16
79
46
7
85
24
74
1
94
18 32
41
67 81
59
25
75
42
19 33
60
68 82
6
26
53
76
99
15
93
21
28
84
78
25-7
97
2
22D
8
CONTACT LEGEND
8
10
Quadrax or
Differential Twinax
12
16
20
22D
Contact Amphenol Aerospace for more information at 800-678-0141 • www.amphenol-aerospace.com 387