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D38999/20MJ4PA-LC

Description
circular mil spec connector 56p Sz 25 wall mount pin receptacle
CategoryThe connector   
File Size2MB,52 Pages
ManufacturerAmphenol
Websitehttp://www.amphenol.com/
Environmental Compliance
Download Datasheet Parametric View All

D38999/20MJ4PA-LC Overview

circular mil spec connector 56p Sz 25 wall mount pin receptacle

D38999/20MJ4PA-LC Parametric

Parameter NameAttribute value
ManufactureAmphenol
Product CategoryCircular MIL Spec Connec
RoHSYes
MIL TypeMIL-DTL-38999 III
Shell Size25
Shell StyleWall Mou
Contact GendeWithout Pin Contacts
Number of Positions56
Insert Arrangeme25-4
Contact MaterialCopper Alloy
Contact PlatingGold
Mounting StylePanel
Termination StyleCrim
Current Rating7.5 A
Mating StyleSelf Locking
Mounting AngleStraigh
Shell MaterialAluminum
Shell PlatingElectroless Nickel
Factory Pack Quantity1
Amphenol
Aerospace
38999
III
II
Series Series
JT II
8-2■
8-3■
9-3■
9-5★■
8-6
9-6
9-7■
9-22■
8-35
9-35
8-44
9-44
9-94
8-97■
8-98
9-98
11-2★
10-4
11-4
10-5
11-5
11-6■
10-13
11-13
10-35
11-35
10-98
11-98
10-99
11-99
12-3
13-3■
12-4
13-4★
13-4★
13-8
13-13■
12-22
13-22
12-35
13-35
12-98
13-98
14-4■
15-4■
14-5
15-5★
14-15
15-15
X
P
S
P/S
MIL-DTL-38999, Series I LJT, II JT, III TV
Insert Availability and Identification Chart
JT/LJT
Solder
Series
TV III
Military
TV III
Hermetics
Crimp Class Class
TV*
H
Y
Service
Rating
Total
22D 22M 22 20
Contacts
Contact Size
16
12
12
10
8
8††
(Coax) (Power) (Coax) (Twinax)
LJT I
I
P
X
X
X
X
X
X
9-35
A35
SJT
M
NA
P
P
M
Grounded
2
3
1
6
7
2
6
4
2
4
3
2
4
5
6
13
13
4
6
7
3
4
8
4
22
22
4
10
4
5
15
15
22
22
13
4
13
2
6
4
6
7
2
3
1
Matrix 2
26482
X
X
P
P
P
P
M
M
I
2
83723 III
Matrix Pyle
X
X
X
X
X
S
X
X
X
X
3
S/2
X
X
X
X
X
X
X
X
X
X
P
X
P
X
X
X
X
X
X
P
P
P
P
P
P
P
M
M
M
M
2
2
3
2
4
5
6
Crimp Rear
Release Matrix
9-98
11-2★
11-4
11-5
A98
B2
P
P
P**
P
P
P
I
I
I
5015
B5
26500 Pyle
X
X
X
S
X
X
P
P
P
I
I
11-35
11-54
11-98
11-99
B35
X
X
P/S
P/S
P/S
P/S
P/S
P/S
P
P
P
P
P
P
P/S
P/S
P/S
P/S
P/S
P/S
P
P
M
P
M
II
P
P
I
I
II
Circuit Board
B98
B99
6
7
3
4
8
2**
2
Printed
X
P
P
P
P
P
P
I
I
I, Fiber
Optic
C4
C8
X
X
X
EMI Filter
Transient
12-8
13-8
Fiber Optics
X
13-35
13-63■
13-98
15-4■
15-5★
15-15
D5
D15
X
X
X
X
C35
X
X
2
C98
X
X
X
X
X
X
2
X
X
X
X
P/S
P/S
P/S
P/S
P/S
P/S
P/S
P/S
P/S
P/S
P/S
P/S
M
P
M
l
P
I
I
2
10
2
High Speed
4
5
14
14
1
1
Contacts
P
P
P
P/S
P
P
P
P/S
P
P
II
I
I
*
**
***
††
(2)
(3)
(5)
Completely tooled.
Majority of tooling is completed (contact Amphenol Aerospace for availability).
Not tooled for 02-R.
Available with Pin contacts only
Available with Socket contacts only
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.
Note: MS connector 21-75 is supplied with size 8 twinax.
Commercial connector 21-75 is supplied with size 8 coax.
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.
Not Tooled for RP or 02RE
Pin inserts only, not tooled for RP or 02RE (Consult Sidney, NY for avail.)
MS Connector 21-79 has provision for two size 8 coax contacts.
Coax contacts are not supplied unless specified by customer.
Options
Others
4
Contact Amphenol Aerospace for more information at 800-678-0141 • www.amphenol-aerospace.com
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