Amphenol SOCAPEX │ MIL-DTL-38999 SERIES │ Series I LJT
MIL-DTL-SERIES I, LJT EXTENDED RANGE - ENHANCED SEALING
Helium leakage limited to 1.10 -6 cm 3 per second.
Description
LJT07*ETC*** / ETCI*** / ETLI*** & LJT07*EHC*** / EHCI*** / EHLI***receptacles with enhanced sealing are derived from the standard MIL-DTL-38999 Series I Jam nut recep- tacles. The inserts have been modified to ensure an air leakage of < 1.10 -6 cm 3 /s under 1 bar of differential pressure.
Main features
Receptacles with enhanced sealing – intermeatable with MIL-DTL-38999 Series III plugs - Available on standard signals arrangements with Solder Cup or PC-Tails pin contacts - High Speed contacts available - Operating Temperature range: -55 / +125°C. - Initial sealing performance: Helium leakage < 1.10 -6 cm 3 /s under 1 bar of differential pressure. - Designed for unpressurized area. - Avoid any stress on contacts before, during and after wave or iron soldering process. - With Stand-off shells, shells must be threaded onto the PC Board before any soldering. - We advise to use HFE cleaning product and strongly not recommend any Vigon based one. - EH versions have been specifically designed to remain highly performant during termal chocks
CONTACTS TERMINATIONS
DEVIATION ETC / EHC ETCI / EHCI ETLI / EHLI
Solder Cup contacts
PC Tail - Standard Length PC Tail - Long Length
Amphenol Designations - LJT Receptacles with enhanced sealing
1.
2.
3.
4.
5.
6.
7.
Series
Shell type
Sealing
Contact type
Contact arrangement
Contact gender
Keying
Material and platings
LJT
07
ET
CI
15-35
P
-
014
5. Contact gender P Pin (500 cycles) S
1. Shell type 07
Jam nut receptacle
Socket (500 cycles) Enhanced sealing connectors are always delivered with contacts.
2. Sealing ET
Enhanced Sealing
6. Keying N (for normal)
EH
High performance Enhanced Sealing
A
B
C
D
Refer to page 28 for keying information.
3. Contact type CI
PC-Tail contacts - Standard length PC-Tail contacts - Long length Solder contacts - Standard length
6. Material and platings Shell material
LI
Shell finish
C
014 023
Olive drab cadmium
Aluminum
Nickel
4. Contact arrangement Refer to page 18 for contact arrangements - LJT / MIL-DTL-38999 Series I. First number represents the shell size and second number is the contact arrangement.
033K
Black zinc nickel
For specific shells, please consult us.
All dimensions are given for information only and are in mm, except as otherwise specified │ *in mm: 1mm=0.03937 inch
Amphenol SOCAPEX
Due to technical modifications, all information provided is subject to change without prior notice Designed by Amphenol Socapex
183
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