Amphenol
Circular Interconnects
D-10
MIL-C-38999 Series I LJT Series Bayonet Coupled Crimp Circular Connectors
Features
• Lightweight Space-saving design
• Durability – 500 cycles
• EMI Shielded
• 100% Scoop-proof
Customer Options
Shell sizes – 9
Contact arrangements – 100+
Circuit sizes – 1 to 128
Specifications
Operating Temperature – -55ºC up to 200ºC
Current Rating
Contact Size 20 – 7.5A
Contact Size 16 – 13A
Voltage Rating (sea level)
Service Rating I – 600VAC(rms)
Service Rating II – 900VAC(rms)
Tooling
Crimp Tool – M22520/1-01
Positioner – M22520/1-04
Insert/Remove* – M81969/14-03**
Insert/Remove* – M81969/14-10***
* Plastic Tool ** For Size 16 Contacts. *** For Size 20 Contacts
Related Information
Detailed catalogue – 12-090-14
Solder, PCB, Wire Wrap, Coax, Fiber & Filter optional
Part Number System: (refer to Part Number Make-up for assistance – opposite)
LJT XX XX-XX-X X X (X)
CONNECTOR TYPE DEVIATIONS
LJT: Standard Mil-C-38999 I
High Temperature, Chemical & Fuel
Resistant versions available upon request
SHELL STYLE
00: Wall Mount Receptacle
01: Line Receptacle ALTERNATE KEYING
02: Box Mount Receptacle Blank: Normal Position
06: Straight Plug See detailed catalogue for variations
07: Jam-Nut Receptacle
08: 90º Plug (AAO) CONTACT STYLE
I: Solder Mount Rec. (Hermetic only) P: Pins
S: Sockets
SERVICE CLASS
RP: Potting Boot + Grommet INSERT ARRANGEMENTS
RE: Environmental Sealed Can add SR See Insert Arrangement Table
RT: Environmental w/o rear Accessory (page D-12 and D-13)
Y: Hermetically Sealed
A: Fixed Solder Contacts (LTD only) SHELL SIZE
For Cadmium-free Zinc Cobalt plating consult representative SR = Strain Relief See Insert Arrangement Table
LJT Accessories – Cable Clamp for Crimp type Housing (if ordered separately to connector)
Part Number System: Finish (-XX9 standard) Diagram
Chromate Treat -XX0
Anodic Coating -XX5
Cadmium Plated Nickel Base -XX7
Olive Drab, Cadmium, Nickel Base -XX9
10-405982-XXX
SHELL SIZE
9/11/13/15/17/19/21/23/25
FINISH
See adjacent table Electroless Nickel -XXG
LJT Accessories – Heat Shrinkable Backshells (shielded)
Backshell Configuration (-X)
Part Number: Shell
Size Finish Type -1 -2 -3 Diagram
ABK A-WAR-X 9
ABK A-WBR-X 11
ABK A-WCR-X 13
ABK A-WDR-X 15
ABK A-WER-X 17
ABK A-WFR-X 19
ABK A-WGR-X 21
ABK A-WHR-X 23
ABK A-WJR-X 25
Olive
Drab
Cadmium Shielded
Straight
45º
Right Angle
Alternatives: Unshielded Replace R with U, Electroless Nickel replace W with F.
LJT Accessories - Caps
Part Numbers:
Shell
Size Cap & Chain for Plugs
Cadmium Plate, Ni Base Chain length Cap & Chain for Receptacle
Cadmium Plate, Ni Base Chain length
9 10-421399-099 10-427406-099
11 10-421399-119 76.2mm 10-427406-119 76.2mm
13 10-421399-139 10-427406-139
15 10-421399-159 10-427406-159
17 10-421399-179 10-427406-179
19 10-421399-199
88.9mm
10-427406-199
88.9mm
21 10-421399-219 10-427406-219
23 10-421399-239 10-427406-239
25 10-421399-259 101.6mm 10-427406-259 101.6mm
Diagram
Alternate Cap finishes (Replace last digit): 0=Chromate, 5=Anodic, G=Electroless Ni
Connectors individually packaged with crimp contacts (bulk contacts available) and insert/extract tool.
ASF/LTD/AAO
Part Number
Make-up
LJT00…
Wall Mount Receptacle
Part Number
Make-up
LJT01RE-…
LTJ01A-…
Line Receptacle
Part Number
Make-up
LJT02RE-…
LTJ02A-…
Cannot add SR
Box Mount Receptacle
Part Number
Make-up
LJT07…
Jam Nut Receptacle
Part Number
Make-up
LJT06…
Straight Plug
MS Part Numbering System:
Contact Variations:
See page D-13 for a list
of PINS, SOCKETS,
COAX and POWER
contacts available.
Finish Suffix
W/SR
Suffix
Cadmium Plated Ni Base (SR)
Olive Drab Cadmium
Plated, Ni Base (014) (386)
Electroless Ni (023) (424)
Anodic Coating (Alumilite) (005) (300)
Chromate treated (Iridite
14-2) (011) (344)
(page D-12 and D-13)