MIL-DTL-38999, Series I LJT, II JT, III TV
Insert Availability and Identification Chart
Amphenol
Aerospace
Contact Size
JT/LJT
Hermetics
Series Series Series
Military
TV III
Solder
Crimp Class Class TV* Service
Total 22D 22M 22 20 16 12 12
10
8
8††
JT II
LJT I
TV III
(Coax) (Power) (Coax) (Twinax)
H
Y
Rating
Contacts
P
X
X
M
2
2
3
8-2■
8-3■
NA
P
P
M
Grounded
M
3
1
6
9-3■
1
9-5★■
8-6
X
X
X
X
X
X
P
P
P
P
6
7
9-6
9-7■
9-22■
M
I
7
2
2
8-35
8-44
X
X
X
X
✦
P
P
P
P
P
P
M
M
6
4
6
9-35
9-44
9-35
A35
P
4
M
M
2
4
2
2
9-94 ■
9-98
X
S
X
2
8-97■
8-98
X
X
X
3
S/2
X
P
P
P**
P
P
I
I
I
3
2
4
3
9-98
11-2★ 11-2★
A98
B2
P
P
P
2
10-4
10-5
4
11-4
11-4
11-5
X
X
X
S
X
X
P
P
I
I
5
6
5
6
11-5
11-6■
B5
X
10-13
10-35
X
X
X
X
P/S P/S
P/S P/S
P/S P/S
P/S P/S
M
13
13
11-13
11-35
M
II
I
13
4
13
4
11-35
11-54 ■
B35
X
✦
10-98
10-99
12-3
X
X
X
X
X
P/S P/S
P/S P/S
P
6
6
7
11-98
11-99
11-98
11-99
B98
B99
P
P
P
I
7
3
P
X
X
X
P
P
✦
II
3
4
P
X
X
X
X
13-3■
12-4
12-8
X
X
X
X
P
P
P
P
P
P
P
P
I
I
4
8
C4
C8
P
P
13-4★ 13-4★
8
13-8
13-8
I, Fiber
Optic
4
2**
2
13-13■
12-22
12-35
X
X
X
X
✦
X
X
2
P/S P/S
P/S P/S
P/S P/S
P/S P/S
M
22
22
13-22
13-35
X
M
l
22
4
22
13-35
13-63■
C35
C98
P
P
2
2
4
12-98
14-4■
14-5
X
X
P/S P/S
P/S P/S
I
10
10
13-98
13-98
I
4
5
2
15-4■
15-4■
✦
X
X
X
X
X
X
X
X
P
P
P
P
P
P
II
5
D5
P
P
15-5★ 15-5★
14-15
I
I
15
15
14
14
1
1
15-15
15-15
D15
P/S P/S
X
•
✦
P
S
Completely tooled.
*
Hermetic inserts - solder termination standard. (Contact Amphenol
Aerospace for optional PCB or eyelet termination).
Majority of tooling is completed (contact Amphenol Aerospace for availability).
Not tooled for 02-R.
Available with Pin contacts only
** Two size 16 contacts dedicated to fiber optics. See the Fiber Optic
section for more information.
*** For use in MIL-STD-1760 applications (see pages 40 & 41).
Available with Socket contacts only
P/S Available with Pin contacts or Socket contacts
†
For RG 180/U and RG 195/U cables only.
★
Ground plane proprietary option available. Arrg. 9-5 is exclusively
ground plane type.
†† Size 8 Coax and Twinax are interchangeable.
(2) Not Tooled for RP or 02RE
■
✧
Not Mil-Qualified.
21-75 is Mil-Qualified with twinax contacts only.
(3) Pin inserts only, not tooled for RP or 02RE (Consult Sidney, NY for avail.)
(5) MS Connector 21-79 has provision for two size 8 coax contacts.
Coax contacts are not supplied unless specified by customer.
Note: MS connector 21-75 is supplied with size 8 twinax.
Commercial connector 21-75 is supplied with size 8 coax.
4
Contact Amphenol Aerospace for more information at 800-678-0141 • www.amphenol-aerospace.com