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10-503140-032 Datasheet, PDF (7/437 Pages) Amphenol Corporation – The Interconnection Leader
AmpAheeronspoacle
MIL-DTL-38999, Series I LJT, II JT, III TV
Insert Availability and Identification Chart
Series Series Series Military JT/LJT
Hermetics
Contact Size
JT II
20-16
LJT I TV III
21-16★ 21-16★
TV III Solder Crimp H Y TV*
X
G16 X
X P/S P/S
X PP P
Service Total 22D 22M 22 20 16 12 12 10 8 8††
Rating Contacts
(Coax) (Power) (Coax) (Twinax)
II
16
16
21-25■
X
I
25
25
21-27■
X
I
27
27
21-29 ■
X
I
27
19 4 4
20-35
21-35 21-35
G35
X PP
X P/S P/S P
M
79 79
20-39
21-39 21-39
X
G39 X
X PP
X PP P
I
39
20-41
21-41 21-41
X
G41 X
X PP
X P/S P/S P
I
41
37 2
41
21-75★ 21-75★✧ G75
2X
NM
4
4 (4)
21-79■ 21-79 ■
2X
II
19 17
2 (5)
22-1
23-1
X P/S P/S
X PP
M
100
100
22-2
23-2
X
X PP
X
X PP
M
85
85
23-6★■ 23-6★■
P
M
6
6
22-14■
2✦
23-14■ 23-14 ■
2✦
I
14
14
22-21
X
23-21★ 23-21★ H21 X
X PP
X PP P
II
21
21
22-32
23-32■
X
X PP
X
P
I
32
32
23-34■
X
I
34
34
22-35
23-35 23-35
H35
X P/S P/S
X PP P
M
100 100
22-53■
23-53 23-53
H53
X
P
X P/S P/S P
I
53
53
23-54 ■
X
M
53 40
94
22-55
23-55 23-55
X
H55
X PP
X
P
I
55
55
23-97■
X
II
16
16
23-99■
X
II
11
11
24-1
25-1
X PP
X PP
M
128
128
24-2
25-2
X
X
M
100
100
24-4
25-4 25-4
J4
X PP
X
P
I
56
48 8
25-7■ 25-7
J7
X
M Twinax 99 97
2
25-8★
J8
✦
Twinax
8
8
25-11*** J11
2✦
N
11
2
9
25-17 ■
✦
M
42 36
6
24-19■
25-19★ 25-19★ J19
X PP
X
P
I
19
19
25-20■ 25-20*** J20
2✦
N
30
10 13
4
3
24-24
25-24★ 25-24★ J24
X PP
X PP
I
24
12 12
25-26 ■
✦
I
25
16
5
4
24-29
X
25-29★ 25-29★ J29
X
X
I
29
29
X Completely tooled.
• Majority of tooling is completed (contact Amphenol Aerospace for availability).
✦ Not tooled for 02-R.
P Available with Pin contacts only
S Available with Socket contacts only
P/S Available with Pin contacts or Socket contacts
★ Ground plane proprietary option available. Arrg. 9-5 is exclusively
ground plane type.
■ Not Mil-Qualified.
✧ 21-75 is Mil-Qualified with twinax contacts only.
* Hermetic inserts - solder termination standard. (Contact Amphenol
Aerospace for optional PCB or eyelet termination).
** 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).
† For RG 180/U and RG 195/U cables only.
†† Size 8 Coax and Twinax are interchangeable.
(2) Not Tooled for RP or 02RE
(3) Pin inserts only, not tooled for RP or 02RE (Consult Sidney, NY for avail.)
(4) MS connector 21-75 is supplied with size 8 twinax.
Commercial connector 21-75 is supplied with size 8 coax.
(5) MS Connector 21-79 has provision for two size 8 coax contacts.
Coax contacts are not supplied unless specified by customer.
6
Contact Amphenol Aerospace for more information at 800-678-0141 • www.amphenol-aerospace.com