8LT Series
Applications
High density connectors for all military
and aeronautical purposes.
Description
• High density connector from 1 to
128 contacts
• Sizes 22D, 20, 16, 12, # 16 coax and
# 8 triax
• Bayonet locking system
• 100% scoop proof
Standards
MIL-C 38999 Series I - QPL approved
NFC 93422 HE 308
DTAT-C 5935 X 0005 (HE 308 standard)
GAM/T1 list
Characteristics
Mechanical
• Shell : aluminum alloy
• Plating :
- olive green cadmium (B)
- nickel (F)
• Insulator : thermoplastic
• Grommet and seal : silicone elastomer
• Contact : copper alloy
• Plating : gold over nickel
• Endurance : 500 cycles
• Shock : 300 g during 3 ms and MIL-S901
grade A
• Vibration : sine 10 to 2000 H 30 g random
100 to 300 Hz - 5 (g
2
/Hz)
• Contact retention : (mini force in N)
size 22 D : 45 N size 20 : 67 N
size 16 : 110 N size 12 : 110 N
size 8
: 110 N
Electrical
Test voltage (Vrms)
Service
M
I
II
sea level
1300
1800
2300
at 21000 m
800
1000
1000
Climatic
• Temperature range :
- cadmium plating (B) : -65°C +175°C
- nickel plating (F)
: -65°C +200°C
• Sealing : mated connectors
- differential pressure 2 bars
- leakage
≤
16 cm
3
/hr
• Salt spray to :
MIL STD 1344 method 1001
- 500 hours (version B)
- 48 hours (version F)
NFC 93422
- 48 hours (version F)
• Damp heat :
MIL-C 38999 : 10 cycles 24 hrs
NFC 93422 : 56 days
• Contact resistance :
resistance of wire included in measurement :
size 22D : 14.6 mΩ
size 20 : 7.3 mΩ
size 16 : 3.8 mΩ
size 12 : 1.7 mΩ
• Insulation resistance :
≥
5000 MΩ (at 500 Vdc)
• Contact rating :
size 22D : 5 A
size 20 : 7.5 A
size 16 : 13 A
size 12 : 23 A
• Shell continuity :
- olive green plating : 2.5 mΩ
- nickel plating : 1 mΩ
• Shielding : - 90 dB to 100 MHz
- 50 dB to 10000 MHz
• Triaxial contact : # 8
- bandwidth : 0 - 20 MHz
- voltage rating : 500 Vac Max.
125 Vac at 21000 m
- voltage drop :
inner and middle contact
≤
55 mV under 1A
outer contact
≤
75 mV under 12A
Resistance to fluids
To MIL-C 38999 :
• MIL-L 7808
• MIL-H 5606
• MIL-C 25769
• hydraulic fluids
To NFC 93422 :
F46 - F54 - 0/180
•
•
•
•
MIL-L 23699
MIL-A 8243
MIL-T 5624 (JP5)
solvents
- H515 - H542 - XH45
Connectors ordering information
FCI Souriau part numbers
basic series
shell type
0
3
2
7
1
5
L
C
T
W
-
-
-
-
-
-
-
-
-
-
square flange receptacle
square flange receptacle (rear mounting)
square flange receptacle not accepting backshell
jam nut receptacle
cable connecting receptacle
plug with RFI shielding
receptacle
receptacle
receptacle
receptacle
with
with
with
with
long spill (male and female # 22D)
short spill (male and female # 22D, # 20, # 16)
male contacts size 20 for wire wrap (2 wraps)
male contacts size 22 for wire wrap (3 wraps)
8LT
0
-
13
B
35
P
N
designator
—
- connectors with standard crimp contacts
shell size
plating
contact layout
contact type
09-11-13-15-17-19-21-23-25
F
- nickel
B
- olive green cadmium (MIL-C 38999 - HE 308)
- see table p 120
P
- male
S
- female
A
- male connector supplied less contact or with specific contacts
B
- female connector supplied less contact or with specific contacts
N
- normal
A-B-C-D
- see table p 77
polarization
Note : connectors supplied with standard contacts
74
8LT Series
MIL-C 38999 part numbers
basic series
shell type
27466
27656
27468
27467
-
-
-
-
square flange receptacle (front mounting)
square flange receptacle (rear mounting)
jam nut receptacle
plug with RFI shielding
MS
27466
T
13
B
35
P
•
class
shell size
plating
contact layout
contact type
polarization
T
- with thread for backshell, supplied less backshell
09-11-13-15-17-19-21-23-25
B
- olive green cadmium
- see table p 120
P
- male
S
- female
A
- male connector supplied less contact or with specific contacts
B
- female connector supplied less contact or with specific contacts
F
- nickel
N
- Normal (not included in part number)
A-B-C-D
- see table p 77
Note : connectors supplied with MIL-C contacts
HE 308 part numbers
basic series
shell type
00
07
06
11
-
-
-
-
HE308 - 00
square flange receptacle
jam nut receptacle
plug with RFI shielding
jam nut receptacle with straight spill contacts
T
13 - 35
P
N
7
M
•
class
shell size
contact layout
contact type
polarization
plating
specification
T
- sealed
09-11-13-15-17-19-21-23-25
- see table p 120
P
- male
N
- normal
6
- nickel
S
- female
A-B-C-D
- see table p 77
7
- olive green cadmium
contractual specification
- connector supplied with contact : (without specification)
L
- connector supplied without contact
Backshells ordering information
basic series
shell size
index number
plating
backshell type
suffix
09
101
11
102
13
103
15
104
17
105
FCI Souriau part numbers
8LST
19
106
21
107
F
- nickel
103
G
01
•
23
108
25
109
B
- olive green cadmium
01
- backnut
02
- straight cable-clamp
for backshell type 07 only
1
- for receptacle type 0 (shells 09 to 25)
- for plug type 5 (shells 09 to 23)
03
- elbow cable clamp
07
- backshell for screen termination and heatshrink boot
2
- for receptacle type 7 (shells 09 to 25)
- for plug type 5 (shell 25 only)
HE 308 part numbers
basic series
backshell type
shell size
designator
plating
13
- backshell for screen termination and heatshrink boot
09-11-13-15-17-19-21-23-25
1
- for receptacle type 0 (shells 09 to 25)
- for plug type 5 (shells 09 to 23)
6
- nickel
2
- for receptacle type 7 (shells 09 to 25)
- for plug type 5 (shell 25 only)
HE 308 - 13
13
1
7
M
7
- olive green cadmium
contractual specification
75
8LT Series
Cross reference list :
FCI Souriau part numbers, HE 308 and MIL-C 38999 standards
FCI Souriau
8LT1 - •• B ••
P
s
S
8LT0 - •• B
8LT3 - •• B
••
P
S
••
P
S
s
s
HE308-07T •• - ••
P
s
7
S
HE308-00T •• -
HE308-07T •• -
••
P
S
P
••
S
NFC 93422 / HE 308
MIL-C 38999 Series I
Designation
cable connecting receptacle
HE308-00T •• -
••
P
S
s
7
8LT7 - •• B ••
P
s
S
8LT0 - •• F ••
P
s
S
8LT3 - •• F ••
P
s
S
8LT7
8LT1
8LT2
8LT2
8LT5
8LT5
- •• F ••
P
S
- •• F ••
P
S
- •• B ••
P
S
- •• F ••
P
S
- •• B••
P
S
- •• F ••
P
S
s
s
s
s
s
s
s
6
s
6
MS27466T •• B •• P
s
S
MS27656T •• B •• P
s
S
MS27468T •• B ••
s
P
MS27466T •• F •• S
s
MS27656T •• F •• P
s
S
MS27468T •• F •• P
s
S
square flange receptacle
square flange receptacle (rear mounting)
jam nut receptacle
square flange receptacle
square flange receptacle (rear mounting)
jam nut receptacle
cable connecting receptacle
square flange receptacle not accepting backshell
square flange receptacle not accepting backshell
HE308-06T •• -
P
••
S
s
7
HE308-06T •• - ••
P
s
6
S
HE308-11 •• 27
HE308-12 •• 27
HE308-13 •• 17
HE308-13 •• 27
P
MS2746T •• B •• S
s
P
MS2746T •• F •• S
s
plug with RFI shielding
plug with RFI shielding
backnut
straight cable clamp
elbow cable clamp
backshell for screen termination
and heatshrink sleeving
backshell for screen termination
and heatshrink sleeving
8LST ••• G01
8LST ••• G02
8LST ••• G03
8LST ••• B071
8LST ••• B072
8LST ••• B01
8LST ••• B02
8LST ••• B03
8LST ••• F01
8LST ••• F02
8LST ••• F03
8LST ••• F071
8LST ••• F072
8LTE04G ••
8LTE06G ••
8LTE04F ••
8LTE06F ••
8LTF05G ••
8LTF07G ••
8LTF05F ••
8LTF07F ••
M39029/58-360
M39029/58-363
M39029/58-364
M39029/58-365
M39029/56-348
M39029/56-351
M39029/56-352
M39029/56-353
8599-0988
8599-0998
8660-212
8522-389A
8522-390A
8522-391A
8599-0308
8599-0022
8522-20
8522-16
8522-12
8660-197
M81969/14-01
M81969/14-10
M81869/14-03
M81969/14-04
HE308-11 •• 26
HE308-12 •• 26
HE308-13 •• 16
HE308-13 •• 26
HE308-B00 •• 7
HE308-B07 •• 7
HE308-B00 •• 6
HE308-B07 •• 6
HE308-B16 •• 7
HE308-B06 •• 7
HE308-B16 •• 6
HE308-B06 •• 6
M39029/58-360
M39029/58-363
M39029/58-364
M39029/58-365
M39029/56-348
M39029/56-351
M39029/56-352
M39029/56-353
M39029/90-529
M39029/91-530
MS27488-22
MS27488-20
MS27488-16
MS27488-12
M85049/27-••N
M85049/27-••W
backnut
straight cable clamp
elbow cable clamp
backnut
straight cable clamp
elbow cable clamp
backshell for screen termination
and heatshrink sleeving
backshell for screen termination
and heatshrink sleeving
cap for square flange receptacle
cap for jam nut receptacle
cap for square flange receptacle
cap for jam nut receptacle
cap for plug
cap for plug
cap for plug
cap for plug
male contact # 22D
male contact # 20
male contact # 16
male contact # 12
female contact # 22D
female contact # 20
female contact # 16
female contact # 12
male triaxial contact # 8
female triaxial contact # 8
filler plug # 22D
filler plug # 20
filler plug # 16
filler plug # 12
dummy contact # 8
plastic tool for contact # 22D
plastic tool for contact # 20
plastic tool for contact # 16
plastic tool for contact # 12
tool for contact # 8
76
8LT Series
Polarization
Polarization is determined by the master keyway position. The secondary keyway positions remain fixed.
view from front face of receptacle
view from front face of plug
Shell size
Contacts
layout
09-35
09-98
11-35
11-98
11-01
11-05
11-04
13-35
13-98
13-08
15-35
15-19
15-05
15-97
15-18
17-35
17-26
17-06
17-08
17-99
17-75
19-35
19-32
19-11
21-35
21-41
21-16
21-11
21-39
21-75
23-35
23-53
23-21
25-35
25-61
25-46
25-19
25-29
25-43
25-24
Service
M
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
128
100
79
66
55
37
22
13
I
II
# 22D
6
Number of contacts
# 20
# 16
# 12
#8
N
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
A
Angles in degrees
B
-
-
67
67
67
67
67
63
63
63
61
61
61
61
61
65
65
65
65
65
65
65
65
65
65
65
65
65
65
65
69
69
69
69
69
69
69
69
69
69
C
-
-
123
123
123
123
123
127
127
127
129
129
129
129
129
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
121
121
121
121
121
121
121
121
121
121
D
113
113
109
109
109
109
109
115
115
115
116
116
116
116
116
113
113
113
113
113
113
113
113
113
113
113
113
113
113
113
110
110
110
110
110
110
110
110
110
110
09
3
6
1
5
4
10
8
19
8
18
26
6
21
8
2
2
32
11
41
16
11
37
2
4
53
21
61
40
5
4
77
77
81
81
81
81
81
75
75
75
74
74
74
74
74
77
77
77
77
77
77
77
77
77
77
77
77
77
77
77
80
80
80
80
80
80
80
80
80
80
11
13
15
17
19
21
23
4
19
29
20
12
2
25
23
12
77
8LT Series
Dimensions
Plug type 5
L1
ØD1
shell size
D1
Max
Max
Max
Max
Max
Max
Max
min
D5
Max
09
11
13
15
17
19
21
23
25
21.80 25.00 29.00 32.50 35.70 38.50 41.70 44.85 48.00
.858
1.233
.617
.274
.445
1.443
.617
.984
1.233
.734
.412
.445
1.443
.734
1.142
1.233
.858
.526
.445
1.443
.858
1.280
1.233
.984
.651
.445
1.443
.984
1.406
1.233
1.112
.776
.445
1.443
1.112
1.516
1.233
1.218
.882
.445
1.443
1.218
.346
.626
1.469
1.125
2.339
1.218
1.642
1.233
1.345
1.006
.445
1.443
1.345
.469
.752
1.469
1.125
2.339
1.345
.374
.874
1.907
1.375
2.905
1.543
.909
.913
1.366
1.766
1.233
1.468
1.132
.445
1.443
1.468
.594
.874
1.656
1.250
2.339
1.468
.406
.937
2.046
1.438
3.045
1.661
1.031
1.035
1.492
1.890
1.233
1.593
1.257
.445
1.443
1.593
.594
1.000
1.750
1.250
2.339
1.593
.563
1.000
2.157
1.719
3.155
1.780
1.134
1.138
1.614
A
L1
D2
D3
L2
L3-L5-L8-L11
plug backshell assembly overall length
13.54/
.533
Max.
31.32 31.32 31.32 31.32 31.32 31.32 31.32 31.32 31.32
15.67 18.64 21.79 24.99 28.24 30.94 34.16 37.29 40.46
6.96 10.46 13.36 16.53 19.71 22.40 25.56 28.75 31.93
11.30 11.30 11.30 11.30 11.30 11.30 11.30 11.30 11.30
36.66 36.66 36.66 36.66 36.66 36.66 36.66 36.66 36.66
15.67 18.64 21.79 24.99 28.24 30.94 34.16 37.29 40.46
1.40
.055
L3
D4
Detail A :
sealing boot used
for triaxial
≠
8 Contacts only
1.40
.055
2.40
.094
5.60
.220
.374
1.141
1.125
2.202
.984
5.60
.220
.500
1.203
1.125
2.339
1.112
8.80 11.90 15.10 15.10
Backshells
L2
ØD2
ØD3
3.20
.126
.828
.875
1.859
.617
4.80
.189
.891
.875
1.891
.734
6.40
.252
1.016
.875
1.950
.858
9.50 12.70 15.90 19.10 22.20 25.40
F
Max
Max
Max
Max
min
21.03 22.63 25.81 28.98 30.56 37.31 37.31 42.06 44.45
22.22 22.22 22.22 28.57 28.57 28.57 28.57 31.75 31.75
47.22 48.02 49.52 55.92 59.42 59.42 59.42 59.42 59.42
15.67 18.64 21.79 24.99 28.24 30.94 34.16 37.29 40.46
3.20
.126
Backnut
type 01
L4
L5
D6
L3
4.00
.157
.374
1.391
1.031
2.389
.913
.378
.382
.744
4.80
.189
.437
1.469
1.094
2.467
1.031
.500
.504
.870
5.50
.217
.563
1.641
1.219
2.639
1.150
.583
.587
.996
6.40
.252
.626
1.813
1.281
2.811
1.268
.705
.709
1.122
7.90
.311
.752
1.829
1.344
2.827
1.386
.783
.787
1.240
9.50 10.30 14.30
D7
Ø for flange
L4
Max.
L6
Max.
Max
Max
Max
min
D9
6.40
.252
1.391
1.000
2.389
.795
9.50 11.10 14.30 15.90 19.10 22.20 23.80 25.40
35.32 35.32 37.30 41.67 46.04 46.45 48.43 51.98 54.78
25.40 26.19 27.79 30.96 32.54 34.14 34.93 36.53 43.66
60.68 60.68 62.66 67.03 71.40 71.81 73.79 77.34 80.14
20.20 23.20 26.20 29.20 32.20 35.20 39.20 42.20 45.20
6.90
.272
Straight
cable-clamp
type 02
ØD4
ØD5
L7
F
L8
L5
D8
9.60 12.70 14.80 17.90 19.90 23.10 26.20 28.80
9.70 12.80 14.90 18.00 20.00 23.20 26.30 28.90
L6
Max
D10
Max
7.00
.276
.630
16.00 18.90 22.10 25.30 28.50 31.50 34.70 37.90 41.00
-
-
ØD6
Elbow
cable-clamp
type 03
ØD7
L7
L9
27.80 27.80 27.80 29.80 29.80 30.80 34.60 34.60
type 1
1.094 1.094 1.094 1.173 1.173 1.213 1.362 1.362
type 2
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
33.50
1.319
L10
Max
3.40
.134
2.056
3.40
.134
2.056
3.40
.134
2.056
3.40
.134
2.135
3.40
.134
2.135
3.40
.134
2.174
3.40
.134
2.324
3.40
.134
2.324
3.40
.134
2.324
L8
L 11
Max
Ø for flange
52.22 52.22 52.22 54.22 54.22 55.22 59.02 59.02 59.02
L9
Backshell for
screen termination
and heatshrink boot
type 07
L10
L11
78
ØD10
ØD8
ØD9
