MIL-C 26482G Series II
102
polarization
N - normal ( not included in part number)
W, X, Y and Z - see table p 60
contact type
P - male contact
S - female contact
A - less male contact
B - less female contact
contact layout
- see table p 59
shell size 8-10-12-14-16-18-20-22-24
class and plating
W - olive green cadmium
L - nickel
shell type
3470 - square flange receptacle
3474 - jam nut receptacle
3475 - RFI shielded plug
3476 - plug
Applications
For all general purposes in military ap-
plications
Description
• Standard version
• Aluminum alloy
olive green, nickel or, black, anodized plating
• Bayonet coupling
• RFI shielding plug
• Gold plating crimp contacts # 20, 16,
and # 12
• # 16 and # 12 minicoaxial or thermocouple
contacts
• Hermetic version available
• Light weight backshells
Climatical
• Operating temperature :
-55°C to + 200°C (class L)
-55°C to + 175°C (classes W and H)
• Damp heat : MIL STD 1344
method 1002 - Type II
• Salt spray :
class W : 500 hr
class L : 48 hr
• Leakage :
environmental version :
- when mated under a differential pressure
of 1,03 bar. air leakage is ≤ 3,6 mm3/h
- low pressure immersion : 33 mbar
hermetic version :
- differential pressure of 1 bar air’helium,
leakage is ≤ 2,8 mm3/h
Resistance to fluids
MIL-L 7808
MIL-L 23699
MIL-H 5606
Hydraulic fluids M 2 V
MIL-C 25769 diluted
MIL-A 8243
MIL-T 5624 (JP5)
MIL-G 3056
Solvents
Electrical
Standards
MIL-C 26482 Series II
QPL approved
Characteristics
Mechanical
• Endurance : 500 operations
• Plug MS 3475 : 250 operations
• Plug MS 3476 : 500 operations
• Shock : 300 g - 3 ms in three axes
• Vibration : MIL STD 202, method 214, test
condition II, letter J (50 - 2000Hz; 41,7 g eff.)
• Contact retention in insert :
-
size 20 : 90 N
-
size 16 : 111 N
-
size 12 : 133 N
basic series
MS 3470 W •• •• P •
Ordering information
environmental connectors
environmental class hermetic class
size 20 7,5 A 5 A
size 16 13 A 10 A
size 12 23 A 17 A
• Max. current rating per contact
environmental class hermetic class
size 20 ≤ 1 mΩ ≤ 7 mΩ
size 16 ≤ 0,55 mΩ ≤ 3,8 mΩ
size 12 ≤ 0,35 mΩ ≤ 2,4 mΩ
• Contact resistance
Service I II
at ground level 1500 Vrms 2300 Vrms
at 21000 m 375 Vrms 550 Vrms
• Insulation resistance :
≥ 5000 MΩ at 500 Vdc
• Dielectric withstanding voltage
• Shell continuity with plug MS 3475,
environmental receptacle ≤ 5 mΩ,
hermetic receptacle ≤ 50 mΩ
MIL-C 26482G Series II
103
Backnut • M85049-31-••A 852-31A••
• M85049-31-••W 852-31W••
• - 852-31N••
Straight cable clamp • M85049-52-1••A 852-52A••
• M85049-52-1••W 852-52W••
• - 852-52N••
Elbow cable clamp • M85049-51-1••A 852-51A••
• M85049-51-1••W 852-51W••
• - 852-51N••
Straight backshell for heatshrink sleeving • M85049-60-1A•• 852-60A••
• M85049-60-1W•• 852-60W••
• - 852-60N••
Backnut for heatshrink sleeving • - 852-57A••
• - 852-57W••
• - 852-57N••
polarization
N - normal (not included in part number)
W, X, Y and Z - see table p 60
contact type male only
contact layout see table p 59
materials and terminal
C - steel, solder bucket
shell size 8-10-12-14-16-18-20-22-24
class H - hermetic
shell type
3440 - square flange receptacle
3443 - solder fixing receptacle
3449 - jam nut receptacle
basic series MS 3440 H •• C •• P •
Hermetic connectors
Plating MIL-C 26482G SOURIAU
A W N Series II
Backshells
Cross reference list
Part number cross reference list SOURIAU and MIL-C 26482G Series II
Backshell type
A - black anodized W - olive green cadmium N - nickel
Example : M85049-31-8A
852-31A08
shell size
MIL-C 26482G Series II SOURIAU Designation
MS3470 W••-•• P 8526-0W••-•• P square flange receptacle with male contacts
MS3470 W••-•• A 8526-0W••-•• P L square flange receptacle less male contacts
MS3470 W••-•• S 8526-0W••-•• S square flange receptacle with female contacts
MS3470 W••-•• B 8526-0W••-•• S L square flange receptacle less female contacts
MS3474 W••-•• P 8526-7W••-•• P jam nut receptacle with male contacts
MS3474 W••-•• A 8526-7W••-•• P L jam nut receptacle less male contacts
MS3474 W••-•• S 8526-7W••-•• S jam nut receptacle with female contacts
MS3474 W••-•• B 8526-7W••-•• S L jam nut receptacle less female contacts
MS3475 W••-•• P 8526-5W••-•• P BFI shielded plug with male contacts
MIL-C 26482G Series II
104
MIL-C 26482G Series II FCI Souriau Designation
MS3475 W ••-•• A 8526-5W ••-•• P L RFI shielded plug less male contacts
MS3475 W ••-•• S 8526-5W ••-•• S RFI shielded plug with female contacts
MS3475 W ••-•• B 8526-5W ••-•• S L RFI shielded plug less female contacts
MS3476 W ••-•• P 8526-6W ••-•• P plug with male contact
MS3476 W ••-•• A 8526-6W ••-•• P L plug less male contact
MS3476 W ••-•• S 8526-6W ••-•• S plug with female contact
MS3476 W ••-•• B 8526-6W ••-•• S L plug less female contact
MS3470 L ••-•• P 8526-0L ••-•• P square flange receptacle with male contacts
MS3470 L ••-•• A 8526-0L ••-•• P L square flange receptacle less male contacts
MS3470 L ••-•• S 8526-0L ••-•• S square flange receptacle with female contacts
MS3470 L ••-•• B 8526-0L ••-•• S L square flange receptacle less female contacts
MS3474 L ••-•• P 8526-7L ••-•• P jam nut receptacle with male contacts
MS3474 L ••-•• A 8526-7L ••-•• P L jam nut receptacle less male contacts
MS3474 L ••-•• S 8526-7L ••-•• S jam nut receptacle with female contacts
MS3474 L ••-•• B 8526-7L ••-•• S L jam nut receptacle less female contacts
MS3475 L ••-•• P 8526-5L ••-•• P RFI shielded plug with male contacts
MS3475 L ••-•• A 8526-5L ••-•• P L RFI shielded plug less male contacts
MS3475 L ••-•• S 8526-5L ••-•• S RFI shielded plug with female contacts
MS3475 L ••-•• B 8526-5L ••-•• S L RFI shielded plug less male contacts
MS3476 L ••-•• P 8526-6L ••-•• P plug with male contact
MS3476 L ••-•• A 8526-6L ••-•• P L plug less male contact
MS3476 L ••-•• S 8526-6L ••-•• S plug with female contact
MS3476 L ••-•• B 8526-6L ••-•• S L plug with less female contact
MS3440 H •• C •• P 8526-2H ••-•• P hermetic square flange receptacle
MS3443 H •• C •• P 8526-1H ••-•• P hermetic solder fixing receptacle
MS3449 H •• C •• P 8526-7H ••-•• P hermetic jam nut receptacle
M85049/31- •• W 852-31W •• backnut
M85049/52-1- •• W 852-52W •• straight cable clamp
M85049/51-1- •• W 852-51W •• elbow cable clamp
M85049/60-1W- •• 852-60W •• backshell for heatshrink sleeving
M85049/60-2G- •• A *852-57W •• backnut for heatshrink sleeving
M85049/31- •• A 852-31A •• backnut
M85049/52-1- •• A 852-52A •• straight cable clamp
M85049/51-1- •• A 852-51A •• elbow cable clamp
M85049/60-1A •• 852-60A •• backshell for heatshrink sleeving
M85049/60-2G- •• A *852-57A •• backnut for heatshrink sleeving
M85049/31- •• N *852-31N •• backnut
M85049/52-1- •• N *852-52N •• straight cable clamp
M85049/51-1- ••N *852-51N •• elbow cable clamp
M85049/60-1N •• *852-60N •• backshell for heatshrink sleeving
M85049/60-2G- •• N *852-57N •• backnut for heatshrink sleeving
M39029/4-110 male contact ≠ 20
M39029/4-111 male contact ≠ 16
M39029/4-113 male contact ≠ 12
M39029/5-115 female contact ≠ 20
M39029/5-116 8522-486A 900 female contact ≠ 16
M39029/5-118 8522-487B 900 female contact ≠ 12
thermocouple contacts
M39029/9-135 *8522-875A male-chromel ≠ 20
M39029/9-134 *8522-876A male-alumel ≠ 20
M39029/10-141 *8522-877A 900 female-chromel ≠ 20
M39029/10-140 *8522-878B 900 female-alumel ≠ 20
coax contacts ≠ 12
M39029/9-129 *8526-12-1-001 female for RG178B/U cable
M39029/7-126 *8526-12-2-001 male for RG178B/U cable
MS27488-20 8522-389A filler plug ≠ 20
MS27488-16 8522-390A filler plug ≠ 16
MS27488-12 8522-391A filler plug ≠ 12
M81969-14-02 8522-20 plastic tool for contact ≠ 20
M81696-14-03 8522-16 plastic tool for contact ≠ 16
M81696-14-04 8522-12 plastic tool for contact ≠ 12
MIL-C 26482G Series II
105
Contacts layouts
viewed from front face of male insulator
Shells
08 10 12 14 16 18 20 22 24
8-33* 10-6* 12-10* 14-19* 16-26* 18-32* 20-41* 22-55* 24-61*
3 # 20 6 # 20 10 # 20 19 # 20 26 # 20 32 # 20 41 # 20 55 # 20 61 # 20
8-98* 12-3* 14-15* 16-8* 18-11 20-39* 22-41* 24-31
3 # 20 3 # 16
14 # 20
1 # 16 8 # 16 11 # 16
37 # 20
2 # 16
27 # 20
14 # 16 31 # 16
14-12* 18-8* 20-16* 22-21* 24-19
8 # 20
4 # 16 8 # 12 16 # 16 21 # 16
14-5* 22-12
5 ≠ 16
14-4*
4 # 12
12 # 12
19 # 12
* hermetic receptacle available
not QPL to date
MIL-C 26482G Series II
106
Contacts size 20 (Ø1mm) 16 (Ø1.6mm) 12 (Ø2.4mm)
Cable accommodation (admissible section)
external Ø over insulator 0,98/2,11 mm 1,34/2,62 mm 2,45/4,01 mm
admissible section 0,21/0,60 mm2 0,60/1,34mm2 1,91/3,18mm2
wire gauge 24/20 20/16 14/12
reducting sleeve for 0,09/0,21 mm2 - -
wire of 28/24 - -
part numbers
- male contacts M39029/4-110 M39029/4-111
M39029/4-113
colour code
brown-brown-black brown-brown-brown
brown-brown-orange
- female contacts M39029/5-115 M39029/5-116 M39029/5-118
colour code
brown-brown-green brown-brown-blue brown-brown-grey
- male contacts
chromel thermocouple 8522-875 A 8522-881 8522-887
colour code
brown-orange-green yellow yellow
- alumel thermocouple 8522-876 A 8522-882 8522-888
colour code
brown-orange-yellow black black
- female contacts
chromel thermocouple 8522-877 A 8522-883 8522-889
colour code
brown-yellow-brown yellow yellow
- alumel thermocouple 8522-878 A 8522-884 8522-890
colour code
brown-yellow-black black black
reducing sleeve 8522-2142
shell
size
contacts
layouts
service I
service II
number of contacts
size 20 size 16 size 12
Ø1 Ø1,6 Ø2,4
angles in degrees
N W X Y Z
8 8-33 X 3 0 90 - - -
8-98 X 3 0 - - - -
10 10-6 X 6 0 90 - - -
12 12-10 X 10 0 60 155 270 295
12-3 X 3 0 - - 180 -
14-19 X 19 0 30 165 315 -
14-15 X 14 1 0 17 110 155 234
14 14-12 X 8 4 0 43 90 - -
14-5 X 5 0 40 92 184 273
14-4 X 4 0 45 - - -
16-26 X 26 0 60 - 275 338
16 16-8 X 8 0 54 152 180 331
18-32 X 32 0 85 138 222 265
18 18-11 X 11 0 62 119 241 340
18-8 X 8 0 180 - - -
20-41 X 41 0 45 126 225 -
20 20-39 X 37 2 0 63 144 252 333
20-16 X 16 0 238 318 333 347
22-55 X 55 0 30 142 226 314
22-41 X 27 14 0 39 135 264 -
22 22-21 X 21 0 16 135 175 349
22-12 X 12 0 - - - -
24-61 X 61 0 90 180 270 324
24 24-31 X 31 0 90 225 255 -
24-19 X 19 0 30 165 315 -
Polarization
Insulator rotated inside metal body
N
Z
Y
W
X
Contacts
Coax contacts
installed instead of size 12 contacts
male contacts
8526-12-2-001 8526-12-2-002 8526-12-2-003 8526-12-2-004
female contacts
8526-12-1-001 8526-12-1-002 8526-12-1-003 8526-12-1-004
cables accepted
RG 178 B/U RG 179 B/U RG 316 U RG 180 B/U
Minicoax contacts
installed instead of size 16 contacts
male contacts
8526-2-001 A 8526-2-002 A 8526-2-003 A
female contacts
8526-1-001 A 8526-1-002 A 8526-1-003 A
cables accepted
RG-316U-KX 22 A RG-178 B/U-KX 21 A RG 179 B/U
MIL-C 26482G Series II
107
08 20.5 3.2 5.2 27.6 52.2 6.75 13.5 3.3 10.6
.807 .126 .205 1.087 2.055 .266 .531 .130 .417
10 22 4.75 7.25 29.3 53.9 9.4 15.35 3.3 10.6
.866 .185 .285 1.154 2.122 .370 .604 .130 .417
12 23.6 7.4 10.6 31.9 56.5 12.8 19.65 3.3 10.6
.929 .291 .417 1.256 2.224 .504 .774 .130 .417
14 25.2 8.9 12.1 33.4 58 14.75 21.25 3.3 10.6
.992 .350 .476 1.315 2.283 .581 .837 .130 .417
16 26.8 12.75 15.9 37.3 61.9 17.93 24.45 3.3 10.6
1.055 .502 .626 1.469 2.437 .706 .963 .130 .417
18 31.3 13.15 17.9 38.7 63.3 19.94 26.45 3.3 10.6
1.232 .518 .705 1.524 2.492 .785 1.041 .130 .417
20 32.9 14.75 21.1 40.25 64.9 23.11 30.9 3.3 10.6
1.295 .581 .831 1.585 2.555 .910 1.217 .130 .417
22 34.5 16.35 24.3 41.9 66.5 26.29 34.4 3.3 10.6
1.358 .644 .957 1.650 2.618 1.035 1.354 .130 .417
24 36.1 17.95 27.5 43.5 68.1 29.2 36.65 3.3 10.6
1.421 .707 1.083 1.713 2.681 1.150 1.443 .130 .417
shells
08 28.55 52 13.72 6.75 17.48 3.3 10.5 37.4
1.124 2.047 .540 .266 .688 .130 .413 1.472
10 28.55 52 13.72 9.4 20.4 3.3 10.5 37.4
1.124 2.047 .540 .370 .803 .130 .413 1.472
12 28.55 52 13.72 12.8 23.83 3.3 10.5 37.4
1.124 2.047 .540 .504 .938 .130 .413 1.472
14 28.55 52 13.72 14.75 27 3.3 10.5 37.4
1.124 2.047 .540 .581 1.063 .130 .413 1.472
16 28.55 52 13.72 17.93 31.45 3.3 10.5 37.4
1.124 2.047 .540 .706 1.238 .130 .413 1.472
18 28.55 52 13.72 19.94 33.27 3.3 10.5 37.4
1.124 2.047 .540 .785 1.310 .130 .413 1.472
20 28.55 52 13.72 23.11 36.47 3.3 10.5 37.4
1.124 2.047 .540 .910 1.436 .130 .413 1.472
22 28.55 52 13.72 26.29 39.62 3.30 10.5 37.4
1.124 2.047 .540 1.035 1.560 .130 .413 1.472
24 28.55 52 13.72 29.2 42.82 3.3 10.5 37.4
1.124 2.047 .540 1.150 1.686 .130 .413 1.472
shells
08 18.95 15.65 6.75 36.5 3.2 5.2 19.1 22.65 46.1
.746 .616 .266 1.437 .126 .205 .752 .892 1.815
10 22.65 18.6 9.4 36.5 4.75 7.25 21.1 24.45 47.59
.892 .732 .370 1.437 .187 .285 .831 .963 2.669
12 25.75 21.75 12.8 36.5 7.4 10.6 25.1 27.85 51.3
1.014 .856 .504 1.014 .856 .504 1.437 .291 .417
14 29.75 24.95 14.75 36.5 8.9 12.1 26.6 27.85 51.3
1.171 .982 .581 1.437 .350 .476 1.047 1.096 2.394
16 32.95 28.2 17.93 36.5 12.75 15.9 33.5 30.85 54.3
1.297 1.110 .706 1.437 .502 .626 1.319 1.215 2.138
18 35.35 30.9 19.94 36.5 13.15 17.9 36.9 37.85 60.8
1.392 1.217 .785 1.437 .518 .705 1.453 1.490 2.394
20 38.75 34.15 23.11 36.5 14.75 21.1 39.5 40.45 63.9
1.526 1.344 .910 1.437 .581 .831 1.555 1.593 2.516
22 41.85 37.25 26.29 36.5 16.35 24.3 42 44.35 67.8
1.648 1.467 1.035 1.437 .644 .957 1.654 1.746 2.669
24 45.05 40.45 29.2 36.5 17.95 27.5 45.1 46.75 70.2
1.774 1.593 1.150 1.437 .707 1.083 1.776 1.841 2.764
shells A B
Max
C D
Max
E
min
E
Max
F
Max
G
Max
H
Max
J
Max
K
min
K
Max
L
Max
M
Max
N
mini
O
Max
P Q
Max
R
Max
S
Max
T
Max
U
Max
V W
Max
X
Max
Y
Max
Dimensions
Plug MS3475 and MS3476 Backshells
Plug backshell
assembly overall length
D, H, M, S et Y
backnut
type 31
Straight
cable clamp
type 52-1
elbow
cable clamp
type 51-1
backnut for
heatshrink
sleeving
type 60-2
for heatshrink
sleeving
type 60-1
Ø for
flange
ØB
ØC
ØE
G
12,85 Max
D
H
ØK
L
M
R
Q
X
W
T
Y
S
P
ØU
J
ØN
ØO
ØV
F
Ø for flange
ØA
