Cannon
MIL-DTL-38999 Series III
Composite
Designed to support mission critical applications with
improved reliability and an average 30% weight
reduction
Features and Benefits
MIL-DTL-38999 Series III Composite: Our customizable
product demonstrate our continued focus on meeting
customer demands.
ITT has over 40 years of experience in manufacturing the
38999 connector series. Throughout this time, ITT has
made many advances in design, engineering and
manufacturability resulting in continuous improvements
in performance, quality and affordability. As we continue
our heritage of innovation in the aerospace market, we
are proud to announce the newest addition to the MIL-
DTL product family, the Cannon Composite 38999 (Class
J & M). Qualified to MIL-DTL 38999L, this connector is
QPL listed by DLA and designed to not only meet but
exceed
your harsh environment expectations.
Technical overview
3 to 128 way layouts
Wire range: Size 16-28
1000-2300 VAC rms at sea level
-65°C up to 200°C
Applications
• Military communication systems
• Military / Commercial aviation
• Hand held and vehicle platforms
• Military ground support and computer systems
• Aerospace launch vehicles
• Heavy equipment
• Rail
Our products do what we say they will do
Laser Marking of Cavity
Identification
White background provides
visual clarity for improved
assembly accuracy
Anti-Vibration System
Provides greater ease of
coupling while maintaining
the reliability of MIL-DTL-38999
Why customers benefit from choosing ITT‘s
MIL-DTL-38999 Composite:
• Composite construction delivers 4X the corrosion
resistance of standard OD Cad and 50X Nickel
• 100% scoop proof design
• Global manufacturing locations offer specific
regional design requirements and provide optimized
local sourcing options
• Full line offered by broad network of authorized
stocking and value-added distributors
Product Performance
Series
Plating
Finish
Olive Drab
Cadmium
Electroless
Nickel
Finish
Modification
Code
Class ‘J’
Color
Durability
Temperature
Range
-65°C to
+175°C
-65°C to
+200°C
EMI Shielding
>90dB at
100 MHz>
>50dB at 10GHz
>90dB at
100 MHz>
>65dB at 10GHz
Shell-Shell
Conductivity
3.0mV max
Corrosion
Resistance
2,000hrs salt
spray
2,000hrs salt
spray
KJB
Olive Drab
1,500 cycles
KJB
Class ’M’
Reflective
1,500 cycles
3.0mV max
For more information please visit our website at
www.ittcannon.com
How-To-Order Guide
Military Nomenclature
CONNECTOR TYPE
D38999 - MIL-DTL-38999 Series III
SHELL STYLE
/20 - Wall mount receptacle
/26 - Straight Plug, Grounded
SERVICE CLASS (HARDWARE FINISH)
M - Electroless nickel
-65°C to +200°C, RoHS Compliant
J - Olive drab cadmium over electroless nickel
plate. -65°C to +175°C
SHELL SIZE
A
9
B
11
C
13
D
15
E
17
F
19
G
21
H
23
J
25
Military Designation
Cannon Designation
CONNECTOR TYPE
SHELL STYLE
SERVICE CLASS
(HARDWARE FINISH)
SHELL SIZE
CONTACT ARRANGEMENT
CONTACT STYLE
POLARIZING POSITION
CONTACT STYLE
P - Pin contact
S - Socket contact
H - Pin contact (1,500 cycles)
J - Socket contact (1,500 cycles)
A - Less pin contacts*
B - Less socket contacts*
POLARIZING POSITION
N (Normal), A, B, C, D, E
D38999 /20 M C 35
A
N
Insert Availability & Identification
Shell
Size
9
9
11
11
11
13
13
13
15
15
15
15
15
17
Contact
Arr.
35
98
5
35
98
8
35
98
5
18
19
35
97
826
35
11
32
32
35
35
41
21
35
53
55
29
35
61
Service
Rating†
M
I
I
M
I
I
M
I
II
I
I
M
I
II
I
M
II
I
M
M
I
II
M
I
I
I
M
I
Contact Size
22D
6
3
5
13
6
8
22
10
5
18
19
37
8
4
8
26
55
11
32
66
79
41
21
100
53
55
29
128
61
20
16
CONTACT ARRANGEMENT
Refer to Insert Availability Identification Chart
Cannon Nomenclature
SERIES PREFIX
KJB - Series III - scoop proof,
threaded coupling
SHELL STYLE
0 - Wall mount receptacle
6 - Straight plug
CLASS
T - Environmental-resistant
(without rear accessory)
SHELL SIZE
9
A
11
B
13
C
15
D
17
E
19
F
21
G
23
H
25
J
SERIES PREFIX
SHELL STYLE
CLASS
SHELL SIZE
HARDWARE FINISH
KJB
0
T
13 M 35
P
N
L
17
17
19
19
19
21
21
23
23
23
CONTACT ARRANGEMENT
CONTACT STYLE
POLARIZING POSITION
MODIFICATION
Cannon Designation
Military Designation
HARDWARE FINISH
M - Electroless nickel
-65°C to +200°C, RoHS Compliant
J - Olive drab cadmium over electroless nickel plate.
-65°C to +175°C
CONTACT ARRANGEMENT
Refer to Insert Availability Identification Chart
CONTACT STYLE
P - Pin contacts
S - Socket contacts
H - Pin contact (1,500 cycles)
J - Socket contact (1,500 cycles)
A - Less pin contacts*
B - Less socket contacts*
POLARIZING POSITION
N (Normal), A, B, C, D, E
MODIFICATION CODE
L - Less contacts, not stamped on connector
23
25
25
25
*Used only when other than power contacts are to be installed (i.e., shielded, thermocouple, etc.)
Note: To order MS connectors less standard power contact, Purchase order must state “Less Contacts”
† See Table I in MIL-DTL-38999L for Service Rating Definitions