MIL-DTL-38999, Series I LJT, II JT, III TV
Thermocouple Contacts/Sealing Plugs/Finishing Data
THERMOCOUPLE CONTACTS
Series II JT/
I LJT
Contact Size
Material
Chromel
20
Alumel
Iron
Constantan
Amphenol
Aerospace
Military No.
MS27488-8
N/A
N/A
MS27488-12-2
MS27488-16-2
MS27488-20-2
MS27488-22-2
MS27488-22-2
MS27488-22-2
10-482099-8
T3-4008-59P
10-576225
10-405996-122
10-405996-162
10-405996-202
10-405996-222
10-405996-222
10-405996-222
SEALING PLUGS
Series II JT/
I LJT
LJT Sockets
10-407236-310
10-407865-320
10-407865-335
10-407865-342
JT/LJT Pins
10-407862-310
10-407862-320
10-407862-335
10-407862-342
JT Sockets
10-407863-310
10-407863-320
10-407863-335
10-407863-342
Contact Size Commercial No.
8 (Coax)
8 (Twinax)
10 (Power)
12
16
20
22
22M
22D
38999
Partial Listing. If you do not see the contact for your application, consult Amphenol Aerospace.
THERMOCOUPLE CONTACTS PYLE VERSION
Series II JT/
I LJT
Contact
Size
22D
22D
20
20
16
16
Pins (II JT/I
LJT)
Spec Number
M39029/87-472
M39029/87-471
M39029/87-476
M39029/87-475
M39029/87-480
M39029/87-479
Sockets (LJT)
Spec Number
M39029/88-484
M39029/88-483
M39029/88-488
M39029/88-487
M39029/88-492
M39029/88-491
Pyle Number
T3-4022-10P
T3-4022-10R
T3-4020-10P
T3-4020-10R
T3-4016-10P
T3-4016-10R
Pyle Number
T3-4122-10P
T3-4122-10R
TS-4120-10P
T3-4120-10R
T3-4116-10P
T3-4116-10R
Material
CHROMEL
ALUMEL
CHROMEL
ALUMEL
CHROMEL
ALUMEL
SEALING PLUGS
SJT
Contact Size
8 (Coax)
8 (Twinax)
10 (Power)
12
16
20
22
22M
22D
Commercial No.
10-482099-8
10-482099-8
NA
10-405996-012 Yellow
10-405996-016 Blue
10-405996-020 Red
10-405996-022 Black
10-405996-022 Black
10-405996-022 Black
III
HD
Dualok
II
I
SJT
A
ccessori
A
quacon
H
erm/Sea
PCB
HIGH
SPEED
Fiber
Optics
Above part numbers include standard finish designation - gold plating over suitable underplate in
accordance with MIL-DTL-39029. For other finishes, consult Amphenol Aerospace. Note: 22M and
22D contacts are interchangeable. *For use with RG180B/U and RG195A/U cable. For other size
8 coax or optional sizes 12 and 18 coax contacts available for use in JT/LJT connectors, see
For use with 17/M176-00002 cable.
High Speed Contacts section of this catalog.**
Contacts
Cables
Connecto
FINISH DATA MIL-DTL-38999,
Tri-Start Series III TV
Finish
Aluminum Shell Components Non-Hermetic*
Service Class
Military
C*
F (Metal)*
M (Composite)
W (Metal)*
J (Composite)
L
S
K
T*
Z*
EMI Filter
Transient
Commercial
RX**
RF
Anodic Coating (Non-Conductive)
Electroless Nickel
Olive Drab Cadmium Plate Nickel Base
Stainless Steel with Nickel Plate (non-firewall)
Stainless Steel with Nickel Plate (firewall)
Stainless Steel
Durmalon plated
Zinc-Nickel Plated
Matrix 2
26482
RW
RS
RK
DT
DZ
83723 III
Matrix|Pyle
Hermetic Shell Components
Material/Finish
Military
Stainless Steel
Service Class
Commercial
Y
YN
26500
Pyle
Stainless Steel with Nickel Plate
**Add Suffix (005) to part number.
Y
N
FINISH DATA MIL-DTL-38999, Series
I LJT,
II JT
Aluminum Shell Components Non-Hermetic
Military
Suffix
Commercial
–
(005)
(011)
(014)
(023)
(038)
Finish Plus
“SR” Suffix
(SR)
(300)
(344)
(386)
(424)
Indicated Finish
Standard for
JT
Types Listed Below
JT/JTG/JTL/JTP
JTS/JTPS/JTLS
JTN/JTPN/JTLN
Indicated Finish
Standard for
LJT
Types Listed Below
LJT/LJTP
LJTPS/LJTS
LJTN/LJTPN
Crimp Rear
Release
Matrix
5015
Finish
Cadmium Plated Nickel Base
Anodic Coating (Alumilite)
Chromate Treated (Iridite 14-2)
Olive Drab Cadmium Plate Nickel Base
Electroless Nickel
Nickel-PTFE Durmalon
MS (A)
MS (C)
MS (B)
MS (F)
22992
Class L
Back-
Shells
Hermetic Connectors
Finish
Suffix
Military
Commercial
Indicated Finish
Standard for
JT Types Listed Below
JT( )H / JT( )Y
JTL( )H / JTL( )Y
Indicated Finish
Standard for
LJT Types Listed Below
LJT( )Y
LJT( )H
Options
Others
Carbon Steel Shell
Tin Plated Shell and Contacts
Carbon Steel Shell Tin Plated Shell and
Gold Plated Contacts
Stainless Steel Shell Gold Plated Contacts
MS (D)
MS (E)
(162)
JTS( )Y
JTLS( )Y
LJTS( )Y
Contact Amphenol Aerospace for more information at 800-678-0141 • www.amphenol-aerospace.com
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