MIL-DTL-38999 SERIESⅠCIRCULAR ELECTRICAL CONNECTOR series Connector

Total > CONNECTORS > D-SUB (Rectangle) > JQ15 Rectangular Electrical Connector series > MIL-DTL-38999 series > MIL-DTL-38999 SERIESⅠCIRCULAR ELECTRICAL CONNECTOR series

Product solid picture
Brief introduction
specification
how to order
Product Outline Dimensions
Contact Arrangements
Main key/Keyway
Terminal Accessories
Structure Drawing Of SeriesⅠ
Metal Shield

Product solid picture

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Brief introduction

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—High density miniature circular electrical connector. including one form one contact to 128 contacts.

—Contact codes including #22D、#20、#16、#12、#16.coaxial and #8 tri-coaxial

—Bayonet coupling, locking and releasing quickly

—Scoop - proof

—Main key/keyway polarization

—EMI/RFI shielding and shell to shell conductivity

—Shock-proof and vibration-proof

—Fluid immersion

— Apply widely in aviation, space and military systems

　—Meet the US military standard: MIL-DTL-38999K.

specification

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Mechanical characteristic

— Shell:Aluminium alloy

Finishing: Olive-drab cadmium plate(B);Electroless nickel coating(F);

— Insert interface:Plasteic;

— Gascket:Silicon rubber elastomer;

— Contact: Copper alloy;

Finishing: Nick plate followed gold plate;

— Life time:500 cycles.

— Shock:2940m/s²3ms

— Vibration: Sine 294m/s² 10～2000Hz

Random 96(m/s² )²/ Hz 408 m/s²,100～1000Hz

Random 480( m/s² )²/ Hz, 100～300 Hz

— Contact retention force (min)

#22D:44N #16:111N #8 coaxial:111N

#20:67N #12:111N #8 tri-coaxial:111N

Electrical characteristics

— Dielectric withxtanding voltage (Vrms)(Mated)

Ratings	Sea level	21000m
M N Ⅰ Ⅱ	1300 1000 1800 2300	800 600 1000 1000

— Contact resistance:

#22D：14.6mΩ #20：7.3mΩ

#16：3.8mΩ #12：1.8mΩ

— Contact resistance:>=5000MΩ(500V DC)

—Contact current ratings:

#22D:5A #20:7.5A #16:13A #12:23A

—Shell-to-shell conductivity:

Olive-drab cadmium plate:2.5 mV,nickel coating: 1 mV

— Shielding:

100MHz为90dB ,1GHz为85dB

10 GHz为65dB

— Coaxial contact:

Operating frequency:0～1GHz Character resistance:50Ω

Voltage standing wave rate<=1.3

— #8 tri-coaxial contacts: Frequency With 0 ~ 20 MHz

Voltage Ratings:500V AC max

125V AC at 21000m

Voltage dropped:

Inner and middle contact:<=75mV at 12 A

External contact:<=75mV at 12A

Environmental characteristics

—Temperature range:

Cadmium(B):-65℃～+175℃

Nickel(F):-65℃～+200℃

—Salt spray:500h(B) 48h(F)

—Temperature shock: For 24 hours,10 cycles

— Fluid immersion: Hydraulic oil, Lubricating oil, Freezing liquid and other solvents

Finishing marking	Finishing	Salt spray
A	Black anticathode	48h
B	Black nickel plate	48h
N	Nickel plate	48h
W	Nickel plate followed by olive- drab cadmium plate	500h
S	Stainless steel passivation	1000h

Note: Accessories for space class products must choose electroless nickel coating

how to order

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     MS    27466 T   13    F     8    P   A
      (1)       (2)   (3)  (4)  (5)  (6)  (7) (8)
(1)：MS—Series Prefix
(2)：type: 27466-wall mounting receptacle (front pannel mounting)
                 27656-wall mounting receptacle (back pannel mounting)
                 27496-box mounting receptacle (front panel mounting)
                 27505-box mounting receptacle (back panel mounting)
                 27468-jam nut receptacle
                 27467-straight plug
                 27469- wall mounting receptacle,hermetic
                 27470- jam nut receptacle,hermetic
(3)：Service class:T-shell with thread and accessory stop mechanism.(to be mounted with rear accesories)(only MS27466, MS,MS27656,MS27468,MS27467)
                             E- without thread(only MS27496,MS27505)
(4)：Shell size :09-11-13-15-17-19-21-23-25
(5)：shell plating: B-olive green cadmium plate
                             F-Electroless nickel coating
(6)：insert arrangement : Please see the figure of insert arrangement
(7)：Contact type :P-Normal crimp type pin
                              S-Normal crimp type socket
                              A-No or client appoint pin
                              B-no or client appoint socket
                              PH-solder type pin
                              SH-solder type
                              PC-short straight PCB termination pin
                              PC-long straight PCB termination pin
                              SC- short straight PCB termination socket
                              SC- long straight PCB termination socket
(8)：Key: N- normal key；A,B,C,D

Note:When using PC,SC contacts,normal polarization must be mark.

Product Outline Dimensions

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MS27467 Plug

MIL-DTL-38999 SERIESⅠCIRCULAR ELECTRICAL CONNECTOR series Connectors Product Outline Dimensions

Shell code	D1 max	ThreadD2
09	21.80	0.437-28 UNEF-2A
11	25.00	0.562-24 UNEF-2A
13	29.00	0.687-24 UNEF-2A
15	32.50	0.812-20 UNEF-2A
17	35.70	0.937-20 UNEF-2A
19	38.50	1.062-18 UNEF-2A
21	41.70	1.187-18 UNEF-2A
23	44.85	1.312-18 UNEF-2A
25	48.00	1.437-18 UNEF-2A

MS27468 Receptacle

Shell code	D1	Thread D2	D3	L	A	B	d	P
09	14.53	0.437-28 UNEF-2A	30.54	3.00	22.35	27.35	17.70	16.99
11	17.78	0.562-24 UNEF-2A	35.23	3.00	25.55	32.10	20.88	19.53
13	21.59	0.687-24 UNEF-2A	38.40	3.00	30.30	35.31	25.58	24.26
15	24.77	0.812-20 UNEF-2A	41.64	3.00	33.45	38.49	28.80	27.53
17	27.94	0.937-20 UNEF-2A	44.75	3.00	36.65	41.63	31.98	30.68
19	30.66	1.062-18 UNEF-2A	49.53	3.79	39.80	46.37	35.15	33.86
21	33.83	1.187-18 UNEF-2A	52.67	3.79	43.00	49.58	38.28	37.06
23	37.00	1.312-18 UNEF-2A	55.94	3.79	46.15	52.76	41.50	40.01
25	40.18	1.437-18 UNEF-2A	59.02	3.79	50.95	55.93	44.68	43.41

MS27466 Receptacle

MS27656 Receptacle

Shell code	D1	Thread D2	L1	L2	L3	B	E	d1	d2	J
09	14.53	0.437-28 UNEF-2A	16.05	20.83	2.48	24.25	18.26	15.70	16.66	3.25
11	17.78	0.562-24 UNEF-2A	16.05	20.83	2.48	26.60	20.62	18.70	20.22	3.25
13	21.59	0.687-24 UNEF-2A	16.05	20.83	2.48	29.00	23.01	21.80	23.42	3.25
15	24.77	0.812-20 UNEF-2A	16.05	20.83	2.48	31.35	24.61	25.00	26.59	3.25
17	27.94	0.937-20 UNEF-2A	16.05	20.83	2.48	33.75	26.97	28.30	30.96	3.25
19	30.66	1.062-18 UNEF-2A	16.05	20.83	2.48	36.90	29.36	31.00	32.94	3.25
21	33.83	1.187-18 UNEF-2A	15.29	20.08	3.24	40.10	31.75	34.20	36.12	3.25
23	37.00	1.312-18 UNEF-2A	15.29	20.08	3.24	43.25	34.93	37.30	39.29	3.73
25	40.18	1.437-18 UNEF-2A	15.29	20.08	3.24	46.50	38.10	40.50	42.47	3.73

Dimension of straight PCB terminal receptacle

Note:To see P39 MIL-DTL-38999 seriesⅠPrinted circuit diagram.

Mated and unmated dimension(MS27466/MS27467/MS27656/MS27468)

Polarization is provided be main key/keyway, with other secondary keys/keyways locating.

shell code	Angel/degree
shell code	N	A	B	C	D
09	95	77	-	-	113
11	95	81	67	123	109
13	95	75	63	127	115
15	95	74	61	129	116
17	95	77	65	125	113
19	95	77	65	125	113
21	95	77	65	125	113
23	95	80	69	121	110
25	95	80	69	121	110

Terminal Accessories

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Meet the US military standard:MIL-DTL-85049
Order separately for accessories. Besides; we can supply the other special accessories according to the customer’s requirement.
M85049/17-24W10A
M85049/19-9W02A
M85049/47-10W
M85049/49-10W
M85049/57S10W
M85049/62-10WD
M85049/17-24W10A
How to order
     M85049/ 17 - 24   W    10    A
      (1)      (2)   (3)   (4)   (5) (6)
(1)：M85049—Series Prefix
(2)：Rear shell type: 17-shielding rear is mated with cable seal chipper
(3)：sequence number : 08,10,12,14,16,18,20,22,24(see table1)
(4)：Finishing: W-Olive-drab cadmium plate
                        N-Nickel
(5)：Cable clipper code: 01,02,03,04,05,06,07,08,09,10(see table 2)
(6)：Length code: Blank (Normal),A,B,C(see table 3)
MIL-DTL-38999 SERIESⅠCIRCULAR ELECTRICAL CONNECTOR series Connectors Terminal Accessories
Table 1
Sequence number
Series ⅠShell code
Series ⅡShell code
Cable clipper code
Cable clipper code
min
Max
min
max
08
09
08
01
02
01
02
10
11
10
01
03
01
03
12
13
12
02
04
02
04
14
15
14
02
05
02
05
16
17
16
02
06
02
06
18
19
18
03
07
03
07
20
21
20
03
08
03
08
22
23
22
03
09
03
09
24
25
24
04
10
04
10
Table 2
Cable clipper code
Mated cable diameter
Y
X
min
max
max
max
01
1.57
3.18
19.84
31.75
02
3.18
6.35
24.61
03
6.35
9.53
26.97
04
9.53
12.70
29.36
05
12.70
15.88
31.75
33.32
06
15.88
19.05
34.93
34.93
07
19.05
22.23
38.10
38.10
08
22.23
25.40
41.28
41.28
09
25.40
28.58
44.45
10
28.58
31.75
47.63
Table 3
Sequence number
Length code
L
8～24
Blank(normal)
38.1
8～24
A
63.5
14～24
B
88.9
20～24
C
114.3

M85049/19-9W02A
How to order
     M85049/ 19 -   9   W    02    A
       (1)      (2)   (3)   (4) (5) (6)
(1)：M85049—Series Prefix
(2)：Rear shell type: 19-shielding rear is mated with cable seal chipper
(3)：sequence number : 08,10,12,14,16,18,20,22,24(see table1)
(4)：Finishing: W-Olive-drab cadmium plate
                        N-Nickel
(5)：Cable clipper code: 01,02,03,04,05,06,07,08,09,10(see table 2)
(6)：Length code: Blank (Normal),A,B,C(see table 3)
MIL-DTL-38999 SERIESⅠCIRCULAR ELECTRICAL CONNECTOR series Connectors Terminal Accessories
Table 1
Sequence number
Series ⅠShell code
Series ⅡShell code
Cable clipper code
A
max
min
max

08
09
08
01
02
08
10
11
10
01
03
10
12
13
12
04
25.4
12
14
15
14
02
05
14
16
17
16
02
06
16
18
19
18
03
07
18
20
21
20
03
08
20
22
23
22
03
09
22
24
25
24
04
10
24
Table 2
sequence number
Cable clipper code
Y
max

min
max
01
1.57
3.18
20.3
02
3.18
6.35
25.4
03
6.35
9.53
27.9
04
7.92
12.70
30.5
05
11.10
15.88
31.8
06
14.27
19.05
35.6
07
17.45
22.23
38.1
08
20.62
25.40
41.9
09
23.80
28.58
44.5
10
26.97
31.75
48.3
Table 3
Shell code
Length code
L
9～25
Blank (normal)
38.1
9～25
A
63.5
19～25
B
88.9
21～25
C
114.3

M85049/47-10W
How to order
     M85049/ 47    -   10   W
      (1)      (2)   (3)   (4) (5)
(1)：M85049—Series Prefix
(2)：Rear shell type: 47—Right angle cable clipper
(3)：Rear shell jam nut Blank-Non-self locking jam nut
       S-self-locking jam nut
(4)：sequence number 08,10,12,14,16,18,20,22,24
(5)：Finishing: W-Olive-drab cadmium plate
       N-Nickel
MIL-DTL-38999 SERIESⅠCIRCULAR ELECTRICAL CONNECTOR series Connectors Terminal Accessories
sequence number
Series ⅠShell code
Series ⅡShell code
A
max
B
max
C
D max
E
max
F
max
G
max
H
min
max
Self-locking
No-self-locking
08
09
08
29.46
35.05
5.94
2.49
21.84
19.05
35.05
25.40
21.59
12.70
10
11
10
29.46
35.05
5.94
3.89
24.89
21.59
38.86
27.94
22.86
12.70
12
13
12
31.50
37.08
8.33
4.83
29.46
25.40
40.64
27.94
27.94
15.88
14
15
14
35.81
41.40
11.61
6.60
32.51
27.94
45.72
31.75
29.21
19.05
16
17
16
40.13
45.72
15.60
7.19
35.81
31.75
49.02
33.02
33.02
19.05
18
19
18
40.64
46.23
16.10
8.26
38.61
35.56
52.07
34.29
38.10
19.05
20
21
20
42.67
48.26
17.73
8.71
41.66
38.10
59.69
40.64
40.64
22.23
22
23
22
46.23
51.82
20.90
9.68
44.96
41.91
65.53
44.45
43.18
25.40
24
25
24
49.02
54.81
21.67
10.62
48.01
44.45
69.34
46.99
45.72
28.58
M85049/49-10W
How to order
     M85049/ 49    -   10   W
        (1)     (2)   (3)   (4) (5)
(1)：M85049—Series Prefix
(2)：Rear shell type: 49—Right angle cable clipper
(3)：Rear shell jam nut Blank-Non-selflocking jam nut
       S-self-locking jam nut
(4)：sequence number 08,10,12,14,16,18,20,22,24
(5)：Finishing: W-Olive-drab cadmium plate
       N-Nickel
       A-Anode,black color
MIL-DTL-38999 SERIESⅠCIRCULAR ELECTRICAL CONNECTOR series Connectors Terminal Accessories
sequence number
Series ⅠShell code
Series ⅡShell code
A
max
C
max
D
max
Mated cable diameter E
F
max
G
max
min
max
08
09
08
23.11
27.94
21.59
2.49
5.94
21.82
12.70
10
11
10
23.11
27.94
22.86
3.89
5.94
24.99
12.70
12
13
12
25.65
30.48
27.94
4.83
8.33
29.36
15.88
14
15
14
26.92
31.75
29.21
6.60
11.61
32.54
19.05
16
17
16
29.46
34.29
33.02
7.19
15.60
35.71
19.05
18
19
18
35.81
40.64
38.10
8.26
16.10
38.51
19.05
20
21
20
38.35
43.18
40.46
8.71
17.73
41.68
22.23
22
23
22
42.16
46.99
43.18
9.68
20.90
44.86
25.40
24
25
24
44.70
49.53
45.72
10.26
21.67
48.03
28.58
M85049/57S10W
How to order
     M85049/ 57    -   10   W
       (1)     (2)   (3)   (4) (5)
(1)：M85049—Series Prefix
(2)：Rear shell type: 57—45°angle rapid connect
(3)：Rear shell jam nut Blank-Non-selflocking jam nut
       S-self-locking jam nut
       G-self-locking and grounding
(4)：sequence number 08,10,12,14,16,18,20,22,24
(5)：Finishing: W-Olive-drab cadmium plate
                        N-Nickel
MIL-DTL-38999 SERIESⅠCIRCULAR ELECTRICAL CONNECTOR series Connectors Terminal Accessories
sequence number
Series ⅠShell code
Series ⅡShell code
Cable entry max
08
09
08
6.71
10
11
10
9.96
12
13
12
12.85
14
15
14
16.03
16
17
16
19.20
18
19
18
21.46
20
21
20
24.46
22
23
22
27.81
24
25
24
30.99
M85049/62-10WD
How to order
     M85049/ 62   -10   W   D
        (1)     (2)   (3)   (4) (5)
(1)：M85049—Series Prefix
(2)：Rear shell type: 62—Shrinking pipe adapter
(3)：sequence number 08,10,12,14,16,18,20,22,24
(4)：Finishing: W-Olive-drab cadmium plate
                        N-Nickel
                        A-Anode,black color
(5)：blank-without vent
       D-with vent
MIL-DTL-38999 SERIESⅠCIRCULAR ELECTRICAL CONNECTOR series Connectors Terminal Accessories
sequence number
Series ⅠShell code
Series ⅡShell code
A
max
E
max
F
min
08
09
08
19.05
13.54
6.35
10
11
10
21.59
15.37
9.53
12
13
12
25.40
19.66
12.70
14
15
14
27.94
21.29
15.88
16
17
16
31.75
24.46
19.05
18
19
18
35.56
26.47
20.63
20
21
20
38.10
30.91
23.80
22
23
22
41.91
34.42
26.98
24
25
24
44.45
36.65
30.18
Finishing
Finishing marking
Finishing
Salt spray
A
Black anticathode
48h
B
Black nickel plate
48h
N
Nickel plate
48h
W
Nickel plate followed by olive- drab cadmium plate
500h
S
Stainless steel passivation
1000h
Note: Accessories for space class products must choose electroless nickel coating

Structure Drawing Of SeriesⅠ

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1.Grommet :Protect wire, avoid liquid and dust enter

2.Interfacial seal：Every contact is sealed in the insert interface. 　

3..Scoop-proof：Protect pins when blindly mated.

4.Mated seal：Receptacle is sealed with plug.

5.Five shell polarizations：Provide accurate location.

6.Socket insert interface：Interface is sealed to protect contacts. 　

7.Supporting ring：Provide reliably to install, remove and fix contacts. 　

8.Bayonet coupling.

9. Ground reed：Provide the shell conductivity before mated.

Note: Series III is same as the above, but no interchangeability between two series.

Series I —Scoop-proof, bayonet coupling; Series III —Scoop-proof, triple start, self-locking, threaded coupling. 　

Metal Shield

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How to order

MS27501/ B -09 C L

(1) (2) (3) (4) (5)

(1)：Series Prefix MS27501— For plug

MS27502— For receptacle

(2)：Finishing: W-Olive-drab cadmium plate

F-Nickel

(3)：shell code 08,10,12,14,16,18,20,22,24

(4)：type C-Metal chain with eyelet

N-Metal chain with ring(only MS27502,for on MS27468)

A-without chain

(5)：length L-127.00 SeeL1,L2,in the table

Receptacle protecting cover

MIL-DTL-38999 SERIESⅠCIRCULAR ELECTRICAL CONNECTOR series Connectors Metal Shield

Plug protecting cover

MIL-DTL-38999 SERIESⅠCIRCULAR ELECTRICAL CONNECTOR series Connectors Metal Shield

Shell size	A max	B max	C max	D max	d1 min	d2min	L1	L2
09	21.2	28.0	20.5	29.5	3.2	17.8	77.0	77.0
11	24.4		23.7			21.3	77.0	77.0
13	28.4		26.9			25.7	90.0	90.0
15	31.6		30.1			29.0
17	35.5		33.2			32.0
19	37.9		36.4			35.3
21	41.1		39.6			38.1	102.0	102.0
23	44.3		42.8			41.7
25	47.4		45.9			44.7

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