MIL-DTL-38999 SERIES II CIRCULAR ELECTRICAL CONNECTOR series Connector

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

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

Product solid picture

top ↑

Brief introduction

top ↑

—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-38999 series II.

specification

top ↑

— 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

top ↑

     MS    27497 T   14   B     35    P   N
      (1)     (2)    (3)   (4)  (5)   (6)  (7) (8)
(1)：MS—Series Prefix
(2)：type: 27473- straight plug
                 27484- straight plug with grouding fingers
                 27474- jam nut receptacle
                 27472- wall mounting receptacle (front panel mounting)
                 27497- wall mounting receptacle (back pannel mounting)
                 27513- box mounting receptacle (front panel mounting)
                 27508-box mounting receptacle (back panel mounting)
                 27475- wall mounting receptacle,hermetic
                 27476- box mounting receptacle,hermetic
                27477- jam nut receptacle, hermetic
(3)： Service class:T-shell with thread and accessory stop mechanism.(to be mounted with rear accesories)(only MS27473, MS27484,MS27474,MS27472,MS27497)
                              E- without thread(only MS27508,MS27513)
(4)：Shell size :08-10-12-14-16-18-20-22-24
(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)：main key/keyway polarization: N- normal key；A,B,C,D
Note:When using PC,SC contacts,normal polarization must be mark.

Product Outline Dimensions

top ↑

MS27473/MS27484

MIL-DTL-38999 SERIES II CIRCULAR ELECTRICAL CONNECTOR series Connectors Product Outline Dimensions

Shell Size	D max	ThreadD2
08	19.05	0.437-28 UNEF-2A
10	21.82	0.562-24 UNEF-2A
12	36.19	0.687-24 UNEF-2A
14	29.39	0.812-20 UNEF-2A
16	32.54	0.937-20 UNEF-2A
18	35.71	1.062-18 UNEF-2A
20	38.89	1.187-18 UNEF-2A
22	41.68	1.312-18 UNEF-2A
24	44.86	1.437-18 UNEF-2A

MS27474 jam nut Receptacle

Shell size	D1	Thread H	D2	A	B	S	d +0.25	P 0.25
08	12.00	0.437-28 UNEF-2A	34.95	11.1	31.75	27.40	22.48	21.08
10	15.00	0.562-24 UNEF-2A	38.10		34.95	30.61	25.65	24.26
12	19.05	0.687-24 UNEF-2A	41.28		38.10	33.75	28.83	27.56
14	22.23	0.812-20 UNEF-2A	44.45		41.28	36.96	32.01	30.73
16	25.40	0.937-20 UNEF-2A	49.23		45.24	40.10	35.18	33.91
18	28.58	1.062-18 UNEF-2A	51.21		48.00	43.31	38.35	37.08
20	31.75	1.187-18 UNEF-2A	54.38	11.8	51.21	46.45	41.53	40.26
22	34.93	1.312-18 UNEF-2A	57.53		54.36	51.23	44.70	43.43
24	38.10	1.437-18 UNEF-2A	60.71		57.53	54.41	47.88	46.61

MS27472 / MS27497Receptacle

Shell code	A	B	C	D1	D2 max	L max	H UNEF-2A	d1 min	d2 min
08	21.00	15.09	3.2	12.00	13.50	3.71	0.437-28 UNEF-2A	13.11	14.15
10	24.10	18.26		15.00	16.50		0.562-24 UNEF-2A	15.83	17.32
12	26.50	20.62		19.05	21.00		0.687-24 UNEF-2A	19.05	21.69
14	28.90	23.01		22.20	24.00		0.812-20 UNEF-2A	23.01	24.87
16	31.21	24.61		25.43	27.00		0.937-20 UNEF-2A	25.81	28.04
18	33.60	26.97		28.60	30.80		1.062-18 UNEF-2A	28.98	31.22
20	36.80	29.36		31.75	33.00		1.187-18 UNEF-2A	32.16	24.39
22	40.00	31.75		34.93	36.20		1.312-18 UNEF-2A	34.93	37.57
24	43.10	34.93	3.7	38.10	40.00		1.437-18 UNEF-2A	37.69	40.74

MS27513 / MS27508 Receptacle

Shell code	A	B	C	D1	D2	L max	D3	d1 min	d2 min
08	21.00	15.09	3.2	12.00	11.51	3.71	13.50	13.11	14.15
10	24.10	18.26		15.00	14.68		16.50	15.83	17.32
12	26.50	20.62		19.05	17.86		21.00	19.05	21.69
14	28.90	23.01		22.20	21.03		24.00	23.01	24.87
16	31.21	24.61		25.43	24.21		27.00	25.81	28.04
18	33.60	26.97		28.60	26.97		30.80	28.98	31.22
20	36.80	29.36		31.75	30.18		33.00	32.16	24.39
22	40.00	31.75		34.93	33.32		36.20	34.93	37.57
24	43.10	34.93	3.7	38.10	36.53		40.00	37.69	40.74

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

MIL-DTL-38999 SERIES II CIRCULAR ELECTRICAL CONNECTOR series Connectors Main key/Keyway

shell size	Angle/degree
shell size	N	A	B	C	D
08	100	82	-	-	118
10	100	86	72	128	114
12	100	80	68	132	120
14	100	79	66	134	121
16	100	82	70	130	118
18	100	82	70	130	118
20	100	82	70	130	118
22	100	85	74	126	115
24	100	85	74	126	115

Terminal Accessories

top ↑

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 II 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 II 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 II 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 II 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 II 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 II 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

Metal Shield

top ↑

How to order
MS27510/ B -09 C L
(1) (2) (3) (4) (5)
(1)：Series Prefix MS27510— For plug
MS27511— 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)
R-Metal rope
A-without chain
(5)：length L-127.00

Receptacle protecting cover					Plug protecting cover


Shell size	A max	B max	C max	D max		d1 min	d2min	L1	L2
08	19.05	20.83	18.29	20.83		3.12	22.61	77.0	77.0
10	21.82		21.59				25.65
12	26.19		25.40				28.96	90.0	90.0
14	29.36		28.70				32.00
16	32.54		31.75				35.31
18	35.71		35.05				38.35
20	38.89		38.10				41.66	102.0	102.0
22	41.68		41.40				44.70
24	44.86		44.45				48.01

Tel: 86-755-86099789 Fax: 86-755-86018655 Email:sales@anovay.com
Address: 6th Floor,Block 12,JiuXiangLin Industrial Zone Xili Town,Nanshan District,Shenzhen 518055 P. R. China
Copyright©2009 Anovay, Inc. All Rights Reserved.