Cover headline
Cover headline
MKJ4 Series Connectors
Miniature Circular Catalog
Amazing things happen
when great things connect
ITT’s Interconnect Solutions’ Cannon brand is a leading global manufacturer of connector products serving international
customers in the aerospace and defense, medical, energy, transportation and industrial end markets. Whether delivering
critical specs to aircraft pilots, streaming data through communications satellites or enabling ultrasound technology that
gives an expectant mother the first glimpse of her unborn child, Cannon connects the world’s most important information
with the people who need it.
No one is more qualified to help you equip military personnel than ITT Cannon. With 100 years of interconnect excellence and
seven decades of global presence in the Defense Industry, we are a committed partner among today’s military equipment
manufacturers. We continue to lead the market and meet the military’s needs for adaptability, mobility and survivability.
And we do so with one goal in mind: to get our soldiers back home safely.
About ITT
A Century of Connections
In 2015, Cannon marked its 100th Anniversary of
Innovation. Cannon products were used in the first
“talking” movies and helped transmit the first
messages back to earth when we landed on the
moon. Today we proudly continue our legacy of
innovating to connect the world and inspire the
successes of the next century – because amazing
things happen when great things connect.
Visit ittcannon.com to learn more.
ITT is a diversified leading manufacturer of highly
engineered critical components and customized
technology solutions for the energy, transportation and
industrial markets. Building on its heritage of innovation,
ITT partners with its customers to deliver enduring
solutions to the key industries that underpin our modern
way of life. This work is made possible by the talent and
innovation of committed ITT employees in more than 35
countries who create trusted products and brands such as
Goulds Pumps, KONI shock absorbers, Cannon connectors
and Enidine energy absorption devices. Founded in 1920,
ITT is headquartered in White Plains, N.Y. and generated
2015 revenues of $2.5 billion. For more information,
visit itt.com
Dimensions shown in inches (mm)
Specifications and dimensions subject to change
2
www.ittcannon.com
Our connector portfolio remains one of the most extensive in the industry,
providing
customers with a reliable and cost-effective range of interconnect solutions.
Visit
ittcannon.com
to learn more.
Medical Equipment
Marine Vessels
Rail
Soldier-Worn Systems
Unmanned Systems
Heavy Equipment
Commercial Aircraft
Oil & Gas
Dimensions shown in inches (mm)
Specifications and dimensions subject to change
www.ittcannon.com
3
Table of Contents
MKJ Miniature Circular Connectors
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5
We Connect Soldiers with Smaller, Lighter Wearable Technology
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6
Markets & Applications
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7
Coupling Styles
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8
Overview MKJ4 Breakaway
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9
MKJ4 Contact Arrangements & Layouts
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10-11
MKJ4 Plug (Banded & Accessory Thread)
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12-14
MKJ4 Plug Flange Mount Rear Panel, Jam Nut Rear Mount, Jam Nut Front Mount
. . . . . . . . . .
15-16
MKJ4 Plug Flange Mount Rear Panel (Potted, PCB & Solder Cup)
. . . . . . . . . . . . . . . . . . . . . .
17
MKJ4 Plug Jam Nut Rear Mount (Potted, PCB & Solder Cup)
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18
MKJ Plug Jam Nut Front Mount (Potted, PCB & Solder Cup)
. . . . . . . . . . . . . . . . . . . . . . . .
19
MKJ4 Receptacle In-Line Receptacle, Jam Nut Rear Mount, Jam Nut Front Mount
. . . . . . . . . .
20-21
MKJ4 Receptacle In-Line (Banded & Accessory Thread)
. . . . . . . . . . . . . . . . . . . . . . . . . .
22
MKJ4 Receptacle Jam Nut Rear Mount (Banded & Accessory Thread)
. . . . . . . . . . . . . . . . . . .
23
MKJ4 Receptacle Jam Nut Front Mount (Banded & Accessory Thread)
. . . . . . . . . . . . . . . . . . .
24
MKJ4 Receptacle Jam Nut Rear Mount, Jam Nut Front Mount (PCB & Solder Cup)
. . . . . . . . . .
25-26
MKJ4 Receptacle Jam Nut Rear Panel Mount (Potted, PCB & Solder Cup)
. . . . . . . . . . . . . . . . .
27
MKJ4 Receptacle Jam Nut Front Panel Mount (Potted, PCB & Solder Cup)
. . . . . . . . . . . . . . . . .
28
MKJ4 Weight Charts
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29
Cables to Outfit MKJ Connectors
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30
About ITT Cannon
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
31
Product Safety Information
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32
Meet Some of our Most Innovative Connectors
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33
Dimensions shown in inches (mm)
Specifications and dimensions subject to change
4
www.ittcannon.com
MKJ Series Connectors
71% weight and 52% size reduction in an industry-leading
quick disconnect*
ITT Cannon continues its tradition of innovation with the MKJ line of miniature circular connectors. Bringing together a unique
combination of design, functionality and flexibility, Cannon’s MKJ Series offers proven, reliable and cost-effective interconnect
solutions that enable critical communication, navigation and high speed data transmission—at half the size and weight of traditional
ones. Choose from UNC thread, double start, triple start, bayonet and breakaway coupling methods in a cost-efficient, lightweight
and highly engineered design.
MKJ0
UNC Thread
MKJ1
Double Start
MKJ3
Bayonet
MKJ4
Breakaway
MKJ5
Triple Start
Key Features
• 71% weight and 52% size reduction without the
loss of reliability*
• Available in rear-release crimp, PC tail or solder cup
contacts
• Shells and jam nuts available in aluminum alloy or
corrosion resistant stainless steel
• Up to 2,000 mating cycles
• Environmentally sealed using fluorosilicone material
for the front interfacial seal and rear wire sealing
grommet
• RoHS Compliant
Dimensions shown in inches (mm)
Specifications and dimensions subject to change
*When compared to the 38999 layouts with size 22 contacts
www.ittcannon.com
5
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