MIL-DTL-38999 series III circular electrical connector series Connector - Anovay, Inc.
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MIL-DTL-38999 series III circular electrical connector series Connector
MIL-DTL-38999 series III circular electrical connector series MIL-DTL-38999 series III circular electrical connector series
Product solid pictureMIL-DTL-38999 series III circular electrical connector series MIL-DTL-38999 series III circular electrical connector seriestop ↑
MIL-DTL-38999 series III circular electrical connector series MIL-DTL-38999 series III circular electrical connector series
MIL-DTL-38999 series III circular electrical connector  series Connectors Product solid picture
MIL-DTL-38999 series III circular electrical connector series MIL-DTL-38999 series III circular electrical connector series
Brief introductionMIL-DTL-38999 series III circular electrical connector series MIL-DTL-38999 series III circular electrical connector seriestop ↑
MIL-DTL-38999 series III circular electrical connector series MIL-DTL-38999 series III circular electrical connector series
  —High density miniature circular electrical connector. Including from one contact to 128 contacts.
  —Contact codes including #22D、#20、#16、#12、#16.coaxial and #8 tri-coaxial
  —Threaded coupling. releasing-proof.
  —Scoop - proof
  —EMI/RFI shielding with round reed
  —Shock-proof and vibration-proof
  —Fluid immersion
Apply widely in aviation, space and military systems, especially in high strength vibration environment.
Meet the US military standard:MIL-DTL-38999 series III.
MIL-DTL-38999 series III circular electrical connector series MIL-DTL-38999 series III circular electrical connector series
specificationMIL-DTL-38999 series III circular electrical connector series MIL-DTL-38999 series III circular electrical connector seriestop ↑
MIL-DTL-38999 series III circular electrical connector series MIL-DTL-38999 series III circular electrical connector series
Mechanical characteristic
  —Aluminum alloy
  —Vibration:  254 m/s2  10~50Hz
    Olive drab cadmium plate(W)  Electroless nickel coating(F)
    Sine: 588 m/s2  140~2000Hz
  — Insert interface: Plastic
    Random: at high temperature 96( m/s2 )2/ Hz  408 m/s2, 100~1000Hz
  —Gasket:  Silicon rubber elastomer
    Random: at ambient 480( m/s2 )2/ Hz, 100~300 Hz
  —Contact: Copper alloy
  —Contact retention force(min):
     Finishing:  Nickel plate followed by gold plate
    #22D:45N   #16:111N      #8 coaxial:111N
  —Life:  1500 Cycles
    #20:67N    #12:111N     #8 tri-coaxial:111N
  —Shock:2940 m/s  3 ms
 
Electrical characteristic
  —Dielectric withstanding voltage (Vrms) (Mated)
  —shell to shell conductivity
Ratings
Sea level
21000m
M
N
1300
1000
1800
2300
800
600
1000
1000
    Olive-drab cadmium plate: 2.5mV       Nickel: 1mV
  —Shielding
     100MHz     90 dB     1GHz  85dB
     10GHz(F)   65dB      10GHz(W)  50dB
  —Coaxial contact:
    Operation frequency: 0~1GHz  Character resistance:50Ω
    voltage standing wave rate:≤1.3
  — #8 tri-coaxial contacts
  —Contact resistance
    Frequency Width:0~20MHz
     #22D:14.6mΩ   #20:7.3 mΩ
    voltage Ratings: 500 V  AC Max
     #16:3.8 mΩ    #12:1.7 mΩ
         125 V AC at 21000m level
  —Insulate resistance: ≥5000MΩ(500V DC)
    Voltage dropped:
  — Contact current ratings
    Inner and middle contact : ≤55mV at 1A
     #22D:5A   #20:7.5A   #16:13A   #12:23A  
    External: ≤75mV at 12A
Environmental characteristic
  —Temperature ranges:
  —Salt spray:   500h(W)  48h(F)
    Cadmium(W):-65℃~+175℃
  —Temperature shock : For 24 hours, 10 cycles
    Nickel(F):-65℃~+200℃
  —Fluid immersion
 
     Hydraulic oil, Lubrication oil, Freezing liquid and other solvents
MIL-DTL-38999 series III circular electrical connector series MIL-DTL-38999 series III circular electrical connector series
how to orderMIL-DTL-38999 series III circular electrical connector series MIL-DTL-38999 series III circular electrical connector seriestop ↑
MIL-DTL-38999 series III circular electrical connector series MIL-DTL-38999 series III circular electrical connector series
      D38999/  20   W    B    35    P    N
         (1)       (2)   (3)  (4)  (5)   (6)   (7)
(1):D38999—Series Prefix
(2):shell style: 20-wall mounting receptacle
                         21-box mount receptacle, hermetic
                         23-jam nut receptacle, hermetic
                         24- jam nut receptacle
                         25-solder mount receptacle, hermetic
                         26- straight plug
                         27-weld mount receptacle, hermetic Lanyard Release Connectors
                         29-lanyard release plug with pin contacts
                         30-lanyard release plug with socket contacts
                         31-lanyard release plug for MIL-STD-1760 with pin contacts
(3):finish      W-Olive-drab cadmium plate
                      C- non-conductive, anodic coated aluminum
                      G-space grade, electroless nickel
                      K- corrosion resistant stainless steel,
                      L- corrosion resistant steel, electrodeposited nickel
                     E- Electroless nickel coating
(4):Shell size :09-11-13-15-17-19-21-23-25
                         A- B- C- D –E – F -G- H- J
(5):insert arrangement : Please see the figure of insert arrangement
(6):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
                              SC- long straight PCB termination socket
 (7):main key/keyway polarization: N- normal key;A,B,C,D
 
Note:When using PC,SC contacts,normal polarization must be mark.
MIL-DTL-38999 series III circular electrical connector series MIL-DTL-38999 series III circular electrical connector series
Product Outline DimensionsMIL-DTL-38999 series III circular electrical connector series MIL-DTL-38999 series III circular electrical connector seriestop ↑
MIL-DTL-38999 series III circular electrical connector series MIL-DTL-38999 series III circular electrical connector series
   ▼D38999/26 plug
 
MIL-DTL-38999 series III circular electrical connector  series Connectors Product Outline Dimensions
shell
shell code
A max
Thread B
C max
09
A
31.00
M12×1-6g
21.80
11
B
31.00
M15×1-6g
25.00
13
C
31.00
M18×1-6g
29.40
15
D
31.00
M22×1-6g
32.50
17
E
31.00
M25×1-6g
35.70
19
F
31.00
M28×1-6g
38.50
21
G
31.00
M31×1-6g
41.70
23
H
31.00
M34×1-6g
44.90
25
J
31.00
M37×1-6g
48.00
 
   ▼D38999/20 Flat flange receptacle
MIL-DTL-38999 series III circular electrical connector  series Connectors Product Outline Dimensions
Shell NO.
 Shell code
Amax
B max
C max
Thread D
E
F
G
H
J
d1min
d2min
09
A
20.90
10.60
2.50
M12×1-6g
23.80
18.26
15.09
3.25
5.49
16.66
13.11
11
B
20.90
10.60
2.50
M15×1-6g
26.20
20.62
18.26
3.25
4.93
20.22
15.88
13
C
20.90
10.60
2.50
M18×1-6g
28.60
23.01
20.62
3.25
4.93
23.42
19.05
15
D
20.90
10.60
2.50
M22×1-6g
31.00
24.61
23.01
3.25
4.39
26.59
23.01
17
E
20.90
10.60
2.50
M25×1-6g
33.30
26.97
24.61
3.25
4.93
30.96
25.81
19
F
20.90
10.60
2.50
M28×1-6g
36.50
29.36
26.97
3.25
4.93
32.94
28.98
21
G
20.10
11.40
3.20
M31×1-6g
39.70
31.75
29.36
3.25
4.93
36.12
32.16
23
H
20.10
11.40
3.20
M34×1-6g
42.90
34.93
31.75
3.91
6.15
39.29
34.93
25
J
20.10
11.40
3.20
M37×1-6g
46.00
38.10
34.93
3.91
6.15
42.47
37.69
   ▼D38999/24 Jam nut mounted receptacle
MIL-DTL-38999 series III circular electrical connector  series Connectors Product Outline Dimensions
Shell NO.
  Shell code
A
B max
C max
D max
E max
F
Thread G
d
p
09
A
16.53
9.90
3.20
30.50
24.00
27.00
M12×1-6g
17.78
17.02
11
B
19.07
9.90
3.20
35.20
27.00
31.80
M15×1-6g
20.96
19.59
13
C
23.82
9.90
3.20
38.40
32.00
34.90
M18×1-6g
25.65
24.26
15
D
26.97
9.90
3.20
41.60
36.00
38.10
M22×1-6g
28.83
27.56
17
E
30.15
9.90
3.20
44.80
37.00
41.30
M25×1-6g
32.01
30.73
19
F
33.32
9.90
3.20
49.50
41.00
46.00
M28×1-6g
35.18
33.91
21
G
36.50
9.90
3.20
52.70
46.00
49.20
M31×1-6g
38.35
37.08
23
H
39.67
9.90
3.20
55.90
50.00
52.40
M34×1-6g
41.53
40.26
25
J
42.85
9.90
3.20
59.00
51.23
55.60
M37×1-6g
44.70
43.43
Dimension of straight PCB terminal receptacle
MIL-DTL-38999 series III circular electrical connector  series Connectors Product Outline Dimensions
MIL-DTL-38999 series III circular electrical connector  series Connectors Product Outline Dimensions
To see P39 MIL-DTL-38999 series III printed circuit diagram
Mated and unmated dimension(D38999/20,D38999/26,D38999/24,D38999/26)
MIL-DTL-38999 series III circular electrical connector  series Connectors Product Outline Dimensions
 
MIL-DTL-38999 series III circular electrical connector series MIL-DTL-38999 series III circular electrical connector series
Contact ArrangementsMIL-DTL-38999 series III circular electrical connector series MIL-DTL-38999 series III circular electrical connector seriestop ↑
MIL-DTL-38999 series III circular electrical connector series MIL-DTL-38999 series III circular electrical connector series
MIL-DTL-38999 series III circular electrical connector  series Connectors Contact Arrangements
MIL-DTL-38999 series III circular electrical connector  series Connectors Contact Arrangements
MIL-DTL-38999 series III circular electrical connector series MIL-DTL-38999 series III circular electrical connector series
Main key/KeywayMIL-DTL-38999 series III circular electrical connector series MIL-DTL-38999 series III circular electrical connector seriestop ↑
MIL-DTL-38999 series III circular electrical connector series MIL-DTL-38999 series III circular electrical connector series
Receptacle interface view
Plug interface view
MIL-DTL-38999 series III circular electrical connector  series Connectors Main key/Keyway
MIL-DTL-38999 series III circular electrical connector  series Connectors Main key/Keyway
   Note: When order for key A、B、C、D、E.Please contact to our company
 Shell NO.
 Shell code
Degree
N
A
B
C
D
E
09
A
A0
B0
C0
D0
105
140
215
265
102
132
248
320
80
118
230
312
35
140
205
275
64
155
234
304
91
131
197
240
11
B
A0
B0
C0
D0
95
14
208
236
113
156
182
292
90
145
195
252
53
156
220
255
119
146
176
298
51
141
184
242
13
C
A0
B0
C0
D0
95
141
208
236
113
156
182
292
90
 145
195
252
53
156
220
255
119
146
176
298
51
141
184
242
15
D
A0
B0
C0
D0
95
141
208
236
113
156
182
292
90
145
195
252
53
156
220
255
119
146
176
298
51
141
184
242
17
E
A0
B0
C0
D0
80
142
196
293
135
170
200
310
49
169
200
244
66
140
200
257
62
145
180
280
79
153
197
272
19
F
A0
B0
C0
D0
80
142
196
293
135
170
200
310
49
169
200
244
66
140
200
257
62
145
180
280
79
153
197
272
21
G
A0
B0
C0
D0
80
142
196
293
135
170
200
310
49
169
200
244
66
140
200
257
62
145
180
280
79
153
197
272
23
H
A0
B0
C0
D0
80
142
196
293
135
170
200
310
49
169
200
244
66
140
200
257
62
145
180
280
79
153
197
272
25
J
A0
B0
C0
D0
80
142
196
293
135
170
200
310
49
169
200
244
49
169
200
257
62
145
180
280
79
153
197
272
MIL-DTL-38999 series III circular electrical connector series MIL-DTL-38999 series III circular electrical connector series
Terminal AccessoriesMIL-DTL-38999 series III circular electrical connector series MIL-DTL-38999 series III circular electrical connector seriestop ↑
MIL-DTL-38999 series III circular electrical connector series MIL-DTL-38999 series III circular electrical connector series

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.
M85049/15-S-11W
M85049/69-11AD
M85049/18-9W02A
M85049/21-9A02A
M85049/38-11W
M85049/39-11A
M85049/15-S-11W
How to order
      M85049/  15    -S   11   W   
           (1)      (2)   (3)   (4)  (5)
(1):M85049—Series Prefix
(2):Rear shell type: 15—45°angle quick connect
(3):Rear shell jam nut  S-self-locking jam nut
                                       G-self-locking and grounding
(4):shell size  09,11,13,15,17,19,21,23,25
(5):Finishing: W-Olive-drab cadmium plate
                        N-Nickel
MIL-DTL-38999 series III circular electrical connector  series Connectors Terminal Accessories
Shell NO.
Bmax
Cmax
Dmax
cable entry max
09
36.3
21.79
22.4
6.71
11
36.3
24.99
22.4
9.96
13
36.3
29.39
23.9
12.85
15 
49.0
32.49
31.8
16.03
17
49.0
35.71
33.3
19.20
19
51.6
38.51
35.1
21.46
21
53.1
41.71
38.1
24.64
23
53.1
44.91
42.9
27.81
25
56.9
47.98
44.5
30.99
M85049/69-11AD
 M85049/  69   -11   A   D 
     (1)      (2)   (3)   (4)  (5)
(1):M85049—Series Prefix
(2):Rear shell type: 69—shrinking pipe adapter
(3):shell size  09,11,13,15,17,19,21,23,25
(4):Finishing: W-Olive-drab cadmium plate
                        N-Nickel
                        A-Anode,black color
(5):Vent type  Mull-with vent
                         D-with vent
MIL-DTL-38999 series III circular electrical connector  series Connectors Terminal Accessories 
Shell Code
ФA
max
ФB
max
ФC
max
09
19.05
6.35
13.54
11
21.59
9.35
15.37
13
25.40
12.70
19.66
15
29.21
15.88
21.29
17
31.75
19.05
24.46
19
35.56
20.62
26.47
21
39.37
23.80
30.91
23
41.91
26.97
34.42
25
46.99
30.18
36.65
M85049/18-9W02A
 M85049/  18   -9   W   02  A 
       (1)    (2)   (3)  (4)  (5)  (6)
(1):M85049—Series Prefix
(2):Rear shell type: 18—rear shield connect cable airproof clipper
(3):shell size  09,11,13,15,17,19,21,23,25
(4):Finishing: W-Olive-drab cadmium plate
                        N-Nickel
(5):cable clipper code 01,02,03,04,05,06,07,08,09 
(6):blank (without special mark),A,B,C
Shell code
Cable clipper code
A
max
Min
max
09
01
02
19.1
11
01
03
21.6
13
02
04
25.4
15
02
05
29.2
17
02
06
31.8
19
03
07
35.6
21
03
08
39.4
23
03
09
41.9
25
04
10
47.0
 MIL-DTL-38999 series III circular electrical connector  series Connectors Terminal Accessories
 
Shell
length code
L
9~25
Normal( Blank)
38.1
9~25
A
63.5
15~25
B
88.9
21~25
C
114.3
Cable clipper code
Mated cable diameter
Y
max
X
max
min
max
01
1.57
3.18
20.3
31.75
02
3.18
6.35
25.4
03
6.35
9.53
27.9
04
9.53
12.70
30.5
05
12.70
15.88
31.8
34.29
06
15.88
19.05
35.6
34.93
07
19.05
22.23
38.1
38.10
08
22.23
25.40
41.9
41.28
09
25.40
28.58
44.5
10
28.58
31.75
48.3
M85049/21-9A02A
M85049/  21   -9   A   02  A 
   (1)       (2)    ③   ④  ⑤  ⑥
(1):M85049—Series Prefix
(2):Rear shell type: 21—straight cable clipper
(3):shell size  09,11,13,15,17,19,21,23,25
(4):Finishing: W-Olive-drab cadmium plate
                        N-Nickel
                        A-Anode,blank color
(5):cable clipper code 01,02,03,04,05,06,07,08,09
(6):blank (without special mark),A,B,C
Shell code
Cable clipper code
A
max
min
max
09
01
02
19.1
11
01
03
21.6
13
02
04
25.4
15
02
05
27.9
17
02
06
31.8
19
03
07
35.6
21
03
08
38.1
23
03
09
41.9
25
04
10
44.5
 MIL-DTL-38999 series III circular electrical connector  series Connectors Terminal Accessories
Cable clipper code
Mated cable diameter
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
 
Shell code
length code
L
9~25
Normal(Blank)
38.1
9~25
A
63.5
15~25
B
88.9
21~25
C
114.3
M85049/38-11W
 M85049/  38    -   11   W  
       (1)    (2)   (3)  (4)  (5) 
(1):M85049—Series Prefix
(2):Rear shell type: 38—straight cable clipper
(3):Rear shell jam nut  blank-Non-locking jam nut
                                      S-self-locking jam nut
(4):shell size  09,11,13,15,17,19,21,23,25
(5):Finishing: W-Olive-drab cadmium plate
                        N-Nickel
                        A-Anode,black color
                       S-corrosion resistant steel,passivated
 MIL-DTL-38999 series III circular electrical connector  series Connectors Terminal Accessories
 
Shell code
Amax
Cmax
Dmax
Fmax
Mated cable diameter E
min
max
09
23.1
27.9
21.6
21.79
2.49
5.94
11
23.1
27.9
22.9
24.99
3.89
5.94
13
25.7
30.5
27.9
29.39
4.83
8.33
15
26.9
31.8
29.2
32.49
6.60
11.61
17
29.5
34.3
33.0
35.71
7.19
15.60
19
35.8
40.6
38.1
38.51
8.26
16.10
21
38.4
43.2
40.6
41.71
8.71
17.73
23
42.2
47.0
43.2
44.91
9.68
20.90
25
44.7
49.5
45.7
47.98
10.62
21.67
 M85049/39-11A
 M85049/  39    -   11   A 
     (1)      (2)   (3)  (4)  (5) 
(1):M85049—Series Prefix
(2):Rear shell type: 39—Right angular cable clipper
(3):Rear shell jam nut  -blank-Non-locking jam nut
                                     S-self-locking jam nut
(4):shell size  09,11,13,15,17,19,21,23,25
(5):Finishing: W-Olive-drab cadmium plate
                        N-Nickel
                        A-Anode,black color
                        S-corrosion resistant steel,passivated
 MIL-DTL-38999 series III circular electrical connector  series Connectors Terminal Accessories
Shell code
A max
B max
Mated cable diameter C
D max
E max
F max
G max
H
min
max
09
25.70
30.50
2.49
5.94
21.79
35.10
25.40
21.60
12.70
11
25.70
30.50
3.89
5.94
24.99
36.90
27.90
22.90
12.70
13
30.70
35.60
4.83
8.33
29.39
40.60
27.90
27.90
15.88
15
32.00
36.80
6.60
11.61
32.49
45.70
31.80
29.20
19.05
17
35.80
40.60
7.19
15.60
35.71
49.00
33.00
33.00
19.05
19
38.40
43.20
8.26
16.10
38.51
52.10
34.30
38.10
19.05
21
42.20
47.00
8.71
17.73
41.71
59.70
40.60
40.60
22.23
23
44.70
49.50
9.68
20.90
44.91
65.50
44.50
43.20
25.40
25
48.50
53.30
10.62
21.67
47.98
69.30
47.00
45.70
28.58

MIL-DTL-38999 series III circular electrical connector series MIL-DTL-38999 series III circular electrical connector series