Amphenol Socapex | RNJ RANGE
COMMON SECTION - CONTACTS ARRANGEMENTS
Differential Twinax or Quadrax
MIL-DTL-38999, Series I LJT, II JT, III TV, HD Insert Arrangements HD G Q 23 22D 20 16 12 8 4 00 0000 High density Ground plane version available Quadrax available
Power contacts
Coax or Twinax
16, 12, 8
Front face of pin insert shown, master keyway illustrated.
Front face of pin inserts illustrated
Q
Q
1
A
19
A
J
2
A
M
L
18
R
A
B
R
B
J
L
B
A
A
3
L
A
C S
20
C
25
P
P
K
C
16 17
K
H
R N P a
H
M
B
K
M
B
4
S
X
W
B
S
V
B
T
D
D
L M N
S
N
5
M N
Y
K
Y Z
b
K
J
T
J
N
G
C
W
C
G
C
15
C
L
E
6
E
c
d
Z
R
P
b
27 26
24
21
U
L
H
D
S
22
U
14
a
R
U
V
23
P
F
D
F
L
X
T
F
7
13
D
H
D
D
V
J
G
F
E
W
12
F
8
E
K
E
K
G
G
E
H
G
RNJ Shell Size & Insert Arrg. for: Series II JT HE308 Series I LJT Series III TV Service Rating
J H
E
F
G F
11 10
J H
9
21-11
21-16 21-16
21-AJ (21-20)
21-29
20-11 21-11 21-11
20-16 21-16 21-16
/
/
/
11 12
16 16
18 20
2
19 20
4
4
21-25
21-27
Total contacts Contact size Service raiting
16 21-29
12
8 Twinax
I
II
M
I
I
II
I
I
I
11 12
16 16
25 20
27 20
19
4
4
Number of Contacts
20 16 12
Contact Size
W
1
A B
V W
A
V
B
U
X
31
j
C
X k
U
j
C
51
Y
T
Y
i
k
D
T
i
s
D
Z
Z
S
r
m
E
h
m
h
a
S
t
E
a
r
79
21
g
A F
R
F
n
1
q
n
g
A
T
R
b
W
W
b
S
p
B
A
q
G
V
71
B
f
P
V
B
61
j c
G
U
R
C
C
c
p
P
f
U
N
X
31
e
C
H
X
T
d
51
d
Y
j
e
D
H
M
Y
41
N
P
D
T
D
J
U V
k
i 11
i
S
L
Z
D J M L K
k
s
Z
K
A
E
m n
S
h
a
E
t
79
r
m
21
h
a
r
R
F
g
21-35 21-35
R 21-39 g
C 21-41
J 21-42
b
q
n
E
RNJ
21
N
B
71
p
b
q
P
c
61
F
P /
/
/
f
G
HE308
c
F
d
N
M
p
f
G
e
79
37 20
2
41 20
2 4
G
e d
Total contacts Contact size Service raiting
H
41
L
N
M
11
H
Shell Size & Insert Arrg. for: Series II JT Series I LJT Series III TV Service Rating
K
H
J
22D
16
J
M
L K
L K
M
I
I
I
20-35 21-35 21-35
20-39 21-39 21-39
20-41 21-41 21-41
21-75 21-75
21-79 21-79
Q
G Q
HD
M
1
I
N
II
79
37
2
41 20
4
17 (See Note)
Number of Contacts
A
22D
20 16
(See Note)
22D
Contact Size
D
A
B
D
C
C
B
29
46
25
67
A
20
1
5
56
35
39
58
16
77
48
12
67
86
8
6
13
A
14
22
94
K
B
5
1
75
2 21-48 21-48 4 8 Power only P N 3 4 5 6 7 32 43 55 66 78 89 99 108
23
21-72
E 21-75 / 21-76
21-121
44 RNJ HE308 Total contacts Contact size Service raiting 67
1
82
95
B
33
96
/
21-75
/
F
P
L
J
C
97
56
6
2 4
4
121
98
N
M
99 100
D 8 Coax ●
79
16
23
90
C
4
85
H
D
100
I
M
N
11
81
109
116
19
G
E
Shell Size & Insert Arrg. for: Series II JT Series I LJT Series III TV Service Rating
74
93
15
47
117
121
24
85
34
55
76
66
F
28
66
45
38
57
22-1 23-1
22-2 23-2
22-14 23-14
23-6 23-6
21-121 HD
N
M
M
M
I
121
100
85 22
6
14 12
Number of Contacts
23
22M
8 Twinax
Contact Size
P Male version to be used with 900198 power contacts only Delivered with Twinax contacts for simple braid cable (M17/1760002. AECMA Pr EN3375-003. Raychem 10612. EPD44690. EPD44691) ● Delivered with 4 Coaxial contacts for RG180 and RG195 wire under Amphenol designation / Not applicable
HD: High Density HD38999 (use size 23 contacts only) Note: MS connector 21-75 is supplied with four size 8 twinax contacts. Commercial connector 21-75 is supplied with four size 8 coax contacts. MS connector 21-79 has provision for two size 8 coax contacts. Coax contacts are not supplied unless specified by customers.
CONTACT LEGEND
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10
12
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Amphenol SOCAPEX
Due to technical modifications, all information provided is subject to change without prior notice Designed by Amphenol Socapex ontact Amphenol Aerospace for more information at 800-678-0141 • www.amphenol-aerospace.com
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