8LT Connectors
MIL-DTL-38999 Serie I
2
8LT Connectors
Connectors and interconnect systems for severe environments
The company designs, manufactures and markets high performance interconnect solutions for severe
environments from industrial broadline and universal ranges to complex system with integrated functions:
filtering, high speed data transmission, hermetic seal, separation mechanism, remote handling, underwater mating, ...
Industrial Aeronautical Equipment & System
The dedicated end markets for SOURIAU’s products are aeronautical, defense-space and industrial.
Railway
Geophysics
Manufacturing environment
Instrumentation
Automation & process
Civil & military aircraft
Helicopter
Weapon delivery system
Avionics
Military marine
Communications
Satellites
Launcher & missile
SOURIAU was established in 1917 and has been created by successive acquisitions of the industrial,
aeronautical, defense and space activities of SOURIAU, JUPITER and BURNDY.
The Group’s products are engineered and manufactured in the USA and Dominican Republic, Europe and
Morocco, Japan and India, and sold by a worldwide sales and marketing organization, and in addition to
SOURIAU’s offices, a large network of licensed distibutors and agents.
SOURIAU complies with most of national and international Quality Assurance Standards, production unit
with ISO 14001.
Quality Certificate
Management System
ISO 9001
Environment Certificate
Management System
ISO 14001
Quality Certificate
Management System
Aeronautic Industry : EN 9100
3
8LT Connectors
Miniature connectors with high reliability and high contact density
This 8LT product family is qualified in accordance to the MIL-DTL-38999 series I.
Originally designed to meet the high performance needs of the aerospace industries & military applications, it is also now used in varied
applications needing extremely reliable interconnections with high density contact arrangements in a miniature circular shell.
Benefit to the customer
• Weight and Space Saving
• Quick Mating - 3 point bayonet lock system
• Mismating, error proof positioning – keyway polarization (5 positions)
• High choice of Insert arrangements (customization possible, please consult us)
• Range extension available or on demand (Rack Panel, Potted, Hermetics, Low Profile, Filters, etc..), please consult us
• Versatility thanks to our inserts as for the series III (except for 8LT type 2) with full range of crimp contacts interchangeable
• Gold plated crimp or spill contacts are rear removable and retained in the insulator by a metal clip.
• RoHS version available (cadmium free)
Contents
Presentation
• Presentation .........................................................................................................................................................................................................................................
• Technical feature & benefits ...........................................................................................................................................................................................................
• Cross reference list ...........................................................................................................................................................................................................................
• Mated connectors with backshells ...............................................................................................................................................................................................
• Mated connectors dimensions ......................................................................................................................................................................................................
• Contact layouts ...................................................................................................................................................................................................................................
• Contact layouts (matrix) ...................................................................................................................................................................................................................
• Part numbers .......................................................................................................................................................................................................................................
• Dimensions ..........................................................................................................................................................................................................................................
• Rack & panel .......................................................................................................................................................................................................................................
• Contacts ................................................................................................................................................................................................................................................
• Orientations .........................................................................................................................................................................................................................................
• Accessories (Protective caps, Tooling, ...) ..................................................................................................................................................................................
• Wiring instructions .............................................................................................................................................................................................................................
• Bakshells ...............................................................................................................................................................................................................................................
• Cost effective & light hermetic / Resin sealed ..........................................................................................................................................................................
• Coordinates for straight spill terminations .................................................................................................................................................................................
03
04
06
08
12
14
18
20
23
28
32
37
38
42
44
46
48
4
8LT Connectors
Description
• High contact density
• Bayonet coupling
• Contact protection : 100% Scoop proof
• Shell size from 9 to 25
• Accessories available (protective caps,
backshells, etc… )
• RFI - EMI shielding and shell to shell
continuity
• Hermetic
• Alluminium alloy, protection by cadmium,
nickel, green zinc cobalt or black zinc
nickel plating
Applications
• Civil and Military Aerospace
• Marine Equipments
• Communications Equipements
• Medical Instrumentation
• Ballistic Missiles & Weapon Systems
• Armored Carriers & Tanks
• Test Equipments
Technical features
Mechanical
• Shell: aluminum alloy
• Plating: . olive green cadmium (B)
. nickel (F)
. green zinc cobalt (Z)
. black zinc nickel (L)
• Insulator: thermoplastic or metallic version
available for specification 284 & 384
• Grommet or seal: liquid silicone rubber or
fluorocarbone elastomer for specification 022
• Contact: copper alloy
• Plating contact: gold over nickel
• Endurance: 500 mating / unmating
operations
• Chock: 300 g during 3 ms and as per
MIL S 901 grade A
• Vibration: . Sine 10 to 2000 Hz - 30 g
. Random 100 à 300 Hz - 5 g²/Hz
• Contact retention (min force in N):
. Size 22D: 44 N . Size 12: 111 N
. Size 20: 67 N . Size 8: 111 N
. Size 16: 111 N . Size 4: 200 N
Electrical
• Test voltage (Vrms)
• Insulation resistance: ≥ 5 000 MW (at 500
Vcc)
• Contact resistance:
resistance of wire included in measurement
. size 22D: 14.6 mΩ . size 12: 3.5 mΩ
. size 20: 7.3 mΩ . size 8: 3 mΩ
. size 16: 3.8 mΩ . size 4: 2 mΩ
• Contact rating:
. size 22D: 5 A . size 12: 23 A
. size 20: 7.5 A . size 8: 45 A
. size 16: 13 A . size 4: 80 A
• Shell continuity: . olive green plating: 2.5 mΩ
. nickel plating: 1 mΩ
. green zinc cobalt: 2.5 mΩ
. black zinc nickel: 2.5 mΩ
• Shielding: 90 db at 100 MHz, 50 db at
10 000 MHz
• Electrical continuity between contact and
shell for specification 284 & 384: 10 mΩ
max
Climatic
• Temperature range:
. olive green cadmium plating (B)
- 65°C +175°C
. nickel plating (F)
- 65°C +200°C
. green zinc cobalt plating (Z)
- 65°C +200°C
. black zinc nickel plating (L)
- 65°C +200°C
• Sealing: mated connectors
Differential pressure 2 bars:
leakage ≤ 16 cm3/h
• Salt spray as per:
. MIL STD 1344 method 1001 :
- 500 hours (versions B, L and Z)
- 48 hours (version F)
. NFC 93422 :
- 48 hours (version F)
• Resistance to fluids
. As per MIL DTL 38999, hydraulic fluids,
solvants
. Specification 022 for fuel immersion
(please consult us)
Service sea level at 21 000 m
M 1 300 800
N 1 000 600
I 1 800 1 000
II 2 300 1 000
5
8LT Connectors
Notes
All information in this publication presents only general particulars and shall not form part of any contract.
All rights reserved to SOURIAU for changes without prior notification or public announcement.
6
8LT Connectors
Cross reference list :
Part Numbers Souriau and Specifications : NFC 93422 / MIL DTL 38999
Connectors
Backshells
* Standard P/S : . None = N position,
. Use A,B,C,D for other orientations
SOURIAU NFC 93422
HE 308
MIL DTL 38999
Serie I Designation
8LT1llBllP/SN
8LT1llFllP/SN
-
-
-
-Cable connecting receptacle
8LT0llBllP/SN
8LT0llFllP/SN
HE30800TllllP/SN7 M
HE30800TllllP/SN6 M
MS27466TllBllP/Sl*
MS27466TllFllP/Sl*Square flange receptacle
8LT2llBllP/SN
8LT2llFllP/SN
-
-
MS27505EllBllP/Sl*
MS27505EllFllP/Sl*
Square flange receptacle
not accepting backshell
8LT3llBllP/SN
8LT3llFllP/SN
-
-
MS27656TllBllP/Sl*
MS27656TllFllP/Sl*
Square flange receptacle
(rear mounting)
8LT5llBllP/SN
8LT5llFllP/SN
HE30806TllllP/SN7 M
HE30806TllllP/SN6 M
MS27467TllBllP/Sl*
MS27467TllFllP/Sl*Plug with RFI shielding
8LT15llBllP/SN
8LT15llFllP/SN
-
-
MS27467EllBllP/Sl*
MS27467EllFllP/Sl*
Plug with RFI shielding
not accepting backshell
8LT7llBllP/SN
8LT7llFllP/SN
HE30807TllllP/SN7 M
HE30807TllllP/SN6 M
MS27468TllBllP/Sl*
MS27468TllFllP/Sl*Jam nut receptacle
8LT7SllBllP/SN (#22D)
8LT7SllFllP/SN (#22D)
HE30811TllllP/SN7 M
HE30811TllllP/SN6 M
-
-
Jam nut receptacle with straight
spill contacts
8LT7CllBllP/SN (#20, #16, #12)
8LT7CllFllP/SN (#20, #16, #12)
HE30811TllllP/SN7 M
HE30811TllllP/SN6 M
-
-
Jam nut receptacle with straight
spill contacts
8LT26llBllP/SN
8LT26llFllP/SN
HE30826TllllP/SN7 M
-
-
-Floating plug for rack HE308
8LT27llBllP/SN
8LT27llFllP/SN
HE30827TllllP/SN7 M
-
-
-
Receptacle for rack HE308 with
possibility to mount rear accessories
8LT27SllBllP/SN (#22D)
8LT27CllBllP/SN (#20, #16, #12)
HE30821TllllP/SN7 M
HE30821TllllP/SN7 M
-
-
Receptacle for rack HE308 with
straight spill contacts
8LT23llBllP/SN - - Square flange receptacle
SOURIAU NFC 93422
HE 308
MIL DTL 38999
Serie I Designation
8LSTlllB01
8LSTlllF01
-
-
M8504927llW
M8504927llNBacknut
8LSTlllB02
8LSTlllF02
8LSTlllG02
-
HE308-11ll26
HE308-11ll27
-
-
-
Straight cable clamp
8LSTlllB03
8LSTlllF03
8LSTlllG03
-
HE308-12ll26
HE308-12ll27
-
-
-
Elbow cable clamp
8LSTlllB071
8LSTlllF071
HE308-13ll17
HE308-13ll16
-
-
Backshell for screen termination
and heatshrink sleeving
7
8LT Connectors
Contact size
Part Number
Colour
SOURIAU MIL DTL 38999 serie I
#22D 8660-212 MS27488-22 Black
#20 8522-389A MS27488-20 Red
#16 8522-390A MS27488-16 Blue
#12 8522-391A MS27488-12 Yellow
Contact size
Part Number Colour
SOURIAU MIL DTL 38999 Serie I Insertion Extraction
#22D 8599-0022 M81969/14-01 Green White
#20 8522-20 M81969/14-10 Red Orange
#16 8522-16 M81969/14-03 Blue White
#12 8522-12 M81969/14-04 Yellow White
Caps
Contacts
Filler plug
See pages 32 to 36
Insertion and extraction tools
For other contact size see page 41
SOURIAU NFC 93422 / HE 308 MIL DTL 38999
Serie I Designation
8LTE04Bll
8LTE04Fll
HE308-B00ll7
HE308-B00ll6
-
-Cap for square flange receptacle
8LTE06Bll
8LTE06Fll
HE308-B07ll7
HE308-B07ll6
-
-Cap for jam nut receptacle
8LTF05Bll
8LTF05Fll
HE308-B16ll7
HE308-B16ll6
-
-Cap for plug
8LTF07Bll
8LTF07Fll
HE308-B06ll7
HE308-B06ll6
-
-Cap for plug
8LTE01Bll
8LTE01Fll
-
-
MS27502BllC
MS27502FllCCap for receptacle
8LTE02Bll
8LTE02Fll
-
-
MS27502BllN
MS27502FllNCap for receptacle
8LTF01Bll
8LTF01Fll
-
-
MS27501BllC
MS27501FllCCap for plug
8
8LT Connectors
Backnut
type 01
Straight cable clamp
type 02
Elbow cable clamp
type 03
Backshell for screen termination
and heatshrink sleeving
type 07
receptacle type 0
receptacle type 3
receptacle type 7
L1 - L5 - L9
L2 - L6 - L10
L3 - L7 - L11
L4 - L8 - L12
Mated connectors with backshells
Mated plug : Dimension from panel to backshell
9
8LT Connectors
Square flange receptacle type 0
Cable connecting receptacle type 1
Shell size L1 Max L2 Max L3 Max L4 Max
VDVDVDVD
09 40.20 55.20 50.75 65.75 64.20 79.20 55.75 70.75
11 40.20 55.20 51.75 66.55 64.20 79.20 55.75 70.75
13 40.20 55.20 53.05 68.05 66.20 81.20 55.75 70.75
15 40.20 55.20 59.45 74.45 70.56 85.56 57.75 72.75
17 40.20 55.20 62.95 77.95 74.93 89.93 57.75 72.75
19 40.20 55.20 62.95 77.95 75.34 90.34 58.75 73.75
21 40.20 55.20 62.95 77.95 77.32 92.32 62.55 77.55
23 40.20 55.20 62.95 77.95 80.87 95.87 62.55 77.55
25 40.20 55.20 62.95 77.95 83.67 98.67 62.55 77.55
Square flange receptacle type 3
Shell size L5 Max L6 Max L7 Max L8 Max
VDVDVDVD
09 42.50 57.50 53.05 68.05 66.50 81.50 58.05 72.05
11 42.50 57.50 54.05 68.05 66.50 81.50 58.05 72.05
13 42.50 57.50 55.80 7.35 65.50 83.50 58.05 72.05
15 42.50 57.50 61.75 76.75 78.86 87.86 60.05 75.05
17 42.50 57.50 65.25 80.25 77.23 92.23 60.05 75.05
19 42.50 57.50 65.25 80.25 77.64 92.64 61.05 76.05
21 41.75 56.75 64.50 79.50 78.87 93.87 64.10 79.10
23 41.75 56.75 64.50 79.50 82.42 97.42 64.10 79.10
25 41.75 56.75 64.50 79.50 85.22 100.22 64.10 79.10
Jam nut receptacle type 7
Shell size L9 Max L10 Max L11 Max L12 Max
VDVDVDVD
09 45.02 60.02 55.58 70.58 69.04 84.04 60.58 75.58
11 45.02 60.02 56.38 71.38 69.04 84.04 60.58 75.58
13 45.02 60.02 57.88 72.88 71.02 84.04 60.58 75.58
15 45.02 60.02 64.28 79.28 75.39 86.02 62.58 77.58
17 45.02 60.02 67.78 82.78 79.76 90.39 62.58 77.58
19 45.02 60.02 67.78 82.78 80.17 94.76 63.58 78.58
21 45.02 60.02 67.78 82.78 82.15 95.17 67.38 82.38
23 45.02 60.02 67.78 82.78 85.70 100.70 67.38 82.38
25 45.02 60.02 67.78 82.78 88.50 103.50 67.38 82.38
10
8LT Connectors
Backnut
type 01
Straight cable clamp
type 02
Elbow cable clamp
type 03
Backshell for screen termination
and heatshrink sleeving
type 07
L1 - L5 - L9 - L13 - L17
L2 - L6 - L10 - L14 - L18
L3 - L7 - L11 - L15 - L19
L4 - L8 - L12 - L16 - L20
Plug
type 5
Receptacle
type 0
Cable connecting receptacle
type 1
Receptacle
type 3
Receptacle
type 7
Cap for plug
Cap for receptacle
Plug or receptacle backshell assembly overall length
11
8LT Connectors
Plug type 5
Shell size L1 Max L2 Max L3 Max L4 Max
09 36.66 47.22 60.68 52.22
11 36.66 48.02 60.68 52.22
13 36.66 49.52 62.66 52.22
15 36.66 55.92 67.03 54.22
17 36.66 59.42 71.40 54.22
19 36.66 59.42 71.81 55.22
21 36.66 59.42 73.79 59.02
23 36.66 59.42 77.34 59.02
25 36.66 59.42 80.14 59.02
Receptacle type 0
Shell size L5 Max L6 Max L7 Max L8 Max
09 18.83 29.39 42.85 34.39
11 18.83 30.19 42.85 34.39
13 18.83 31.69 44.83 34.39
15 18.83 38.09 51.00 36.39
17 18.83 41.59 53.57 36.39
19 18.83 41.59 53.98 37.39
21 18.83 41.59 55.98 41.19
23 18.83 41.59 59.51 41.19
25 18.83 41.59 62.31 41.19
Cable connecting receptacle type 1
Shell size L9 Max L10 Max L11 Max L12 Max
09 37.36 47.98 61.38 52.92
11 37.36 48.72 61.38 52.92
13 37.36 50.22 63.36 52.92
15 37.36 56.62 69.53 54.92
17 37.36 60.12 72.10 54.92
19 37.36 60.12 72.51 55.92
21 37.36 60.12 74.49 59.72
23 37.36 60.12 78.04 59.72
25 37.36 60.12 80.84 59.72
Receptacle type 3
Shell size L13 Max L14 Max L15 Max L16 Max
09 15.85 26.40 39.90 31.40
11 15.85 27.20 39.90 31.40
13 15.85 28.70 41.90 31.40
15 15.85 35.10 48.10 33.40
17 15.85 38.60 50.60 33.40
19 15.85 38.60 51.00 34.40
21 15.85 39.40 53.80 39.00
23 15.85 39.40 57.30 39.00
25 15.85 39.40 60.10 39.00
Receptacle type 7
Shell size L17 Max L18 Max L19 Max L20 Max
09 13.66 24.22 37.68 29.22
11 13.66 25.22 37.68 29.22
13 13.66 26.52 39.66 29.22
15 13.66 32.92 45.83 31.22
17 13.66 36.42 48.40 31.22
19 13.66 36.42 48.81 32.22
21 13.66 36.42 50.79 36.02
23 13.66 36.42 54.34 36.02
25 13.66 36.42 57.14 36.02
12
8LT Connectors
Mated connectors dimensions
Type 0 with plug
(type 5)
Type 7 with plug
(type 5)
A
B
C
D
Shell Size A Max B Max C Max D Max
09
33.30 47.40
40.60 54.70
11
13
15
17
19
21
32.50 46.7023
25
13
8LT Connectors
Notes
All information in this publication presents only general particulars and shall not form part of any contract.
All rights reserved to SOURIAU for changes without prior notification or public announcement.
14
8LT Connectors
Contact layouts
09
6#22D
Service M
3#20
Service I
4#22D
Service M
7#20
Service I
6#20
Service I
5#20
Service I
4#20
Service I
2#16
Service I
1#12
Service II
1#8 triax
Service I
13
4#16
Service I
6#22D
2#12
Service M
10#20
Service I
22#22D
Service M
8#20
Service I
1#8 quadrax
35 98
11
01 02 04 05 22*
98 99
80
04 08 35 98
Ethernet Quadrax
26
13#22D
Service M
35 81
3#16
Service I
03
* Available on specific request. Please consult us.
15
8LT Connectors
17
08 26
35 99
19
35
20*
15
5#16
Service II
8#20
4#16
Service I
37#22D
Service M
19#20
Service I
18#20
Service I
2#16
21#20
Service I
6#20
Service I
8#16
Service II
26#20
Service I
2#8 triax
Service M
55#22D
Service M
38#22D
1#8 triax
Service M
82
2#8 quadrax
81
38#22D
1#8 quadrax
14#20
1#16
Service I
05 18 19 35 97
Ethernet Quadrax
15
02 06
75
11#16
Service II
32#20
Service I
66#22D
Service M
26#20
2#16
Service I
28
11 32
16#22D
4#12
Service M
* Available on specific request. Please consult us.
14#22D
4#8 triax
Service M
18
16
8LT Connectors
21
23
16#16
Service II
4#8 quadrax4#8 triax
Service M
4#8 power
Service I
41#20
Service I
37#20
2#16
Service I
79#22D
Service M
11#12
Service I
53#20
Service I
55#20
Service I
40#22D
9#16
4#12
Service M
100#22D
Service M
21#16
Service I
Ethernet Quadrax
11 16 35 39 41
48 75 84
21 35 53 55
54
17#22
2#8 coax
Service M
78
32#20
Service I
32