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MKJ4 Breakaway (Quick Disconnect)

Product Description

Part of the MKJ family of miniature circular connectors, ITT Cannon’s MKJ4 Breakaway features a canted retention spring disconnect coupling mechanism. This durable coupling mechanism allows for quick and easy mating and de-mating. MKJ4’s versatility, performance and reliability enable unparalleled functionality to support critical communication, navigation and high speed data transmission needs, at half the size and weight of traditional connectors.*
 
*When compared to the 38999 layouts with size 22 contacts
 

Features

  • Up to a 52% smaller and 71% lighter
  • Prevent miss-mating with 4 Clocking Position
  • Customer Flexibility for Connectivity
  • Ideal for Direct attachment of Cable Shield or Over-molding

Mechanical

APPLICATION / MARKET: Aerospace, Defense, Industrial, Oil & Gas
SHAPE: Circular
SHELL STYLE: Jam nut, PCB mount, Wall mount
DURABILITY: >500 Mating Cycles
POWER & SIGNAL IN SAME LAYOUT: No
CONTACT STYLE / TERMINATION: Crimp, Solder, Printed Circuit

Material

SHELL: Aluminum Alloy, Stainless Steel
SHELL PLATING: Aluminum/Anodized (Black), Aluminum/Electroless Nickel, Aluminum/OD Cad, SS/Passivated, Aluminum/Zinc Nickel, Black Aluminum Teflon Nickel
INSULATOR: MKJ0, MKJ4-Thermoplastic; MKJ1,MKJ3 -Thermostatic
CONTACT: Copper alloy, gold over nickel plating
CONTACT PLATING: Gold, Nickel

Electrical

OPERATING VOLTAGE: 500 VAC-Size 23 Contacts; 1800 VAC-Size 20 Contacts; 1800 VAC-Size 16 Contacts; 1800 VAC-Size 12 Contacts
CURRENT RATING: 5 Amp- Size 23 Contact; 7.5 Amp-Size 20 Contact; 13 Amp-Size 16 Contact; 23 Amp-Size 12 Contact
GAUGE WIRE SIZE: #22-28 AWG-Size 23 Contacts; #20-#24 AWG-Size 20 Contacts; #16-#20 AWG-Size 16 Contacts; #12-#14 AWG-Size 12 Contacts

Environmental

SEALING: Environmental
OPERATING TEMPERATURE: -55°C to +150°C

Literature

Related Products

  • MKJ0 UN Thread

    Part of our innovative family of MKJ Miniature Circular Connectors, the MKJ0 UN Thread is a lightweight, high density solution that features threaded coupling and uses removable size 23 contacts on .076 spacing. It is up to 52% smaller and 71% lighter than standard military-grade connectors and offers highly engineered design, performance and reliability, but in a much smaller design package. Our MKJ Connector Series Connectors also come with rear accessory threads or integral band platform for direct attachment of cable shield and overmold.

     

  • MKJ1 Double Start

    Cannon’s MKJ1 Double Start offers threaded coupling features and high density size 23 machined contacts for crimp and PCB. Part of the MKJ Series of Miniature Circular Connectors, it is up to 52% smaller and 71% lighter than standard military-grade connectors and offers highly engineered design, performance and reliability, but in lightweight, space-saving design. 

  • MKJ3 Bayonet

    At half the size and weight of traditional military standard connectors, MKJ3 Bayonet features threaded coupling with high density size 23 machined contacts for crimp and PCB. Bringing together a unique combination of design, functionality and flexibility, Cannon’s MKJ3 Bayonet offers proven, reliable and cost-effective interconnect solutions that enable critical communication, navigation and high speed data transmission in the harshest environments.
     

  • MKJ5 Triple Start Ratchet

    ITT Cannon’s innovative MKJ5 features threaded coupling with high density size 23 machined contacts for crimp and PCB. Its unique triple-start threaded coupling mechanism allows MKJ5 to quickly connect and disconnect, up to 500 cycles, while maintaining performance under sustained shock and vibration conditions. The MKJ5 offers flexibility in configuration options for connectivity, multiple keying positions, and rear accessory threads or integral band platforms. It meets customer requirements for extended cycles in robust shock and vibration environments through its high-reliability internal ratchet mechanism system.

     

MKJ4 Breakaway (Quick Disconnect)

Product Description

Part of the MKJ family of miniature circular connectors, ITT Cannon’s MKJ4 Breakaway features a canted retention spring disconnect coupling mechanism. This durable coupling mechanism allows for quick and easy mating and de-mating. MKJ4’s versatility, performance and reliability enable unparalleled functionality to support critical communication, navigation and high speed data transmission needs, at half the size and weight of traditional connectors.*
 
*When compared to the 38999 layouts with size 22 contacts
 
  • Up to a 52% smaller and 71% lighter
  • Prevent miss-mating with 4 Clocking Position
  • Customer Flexibility for Connectivity
  • Ideal for Direct attachment of Cable Shield or Over-molding
APPLICATION / MARKET: Aerospace, Defense, Industrial, Oil & Gas
SHAPE: Circular
SHELL STYLE: Jam nut, PCB mount, Wall mount
DURABILITY: >500 Mating Cycles
POWER & SIGNAL IN SAME LAYOUT: No
CONTACT STYLE / TERMINATION: Crimp, Solder, Printed Circuit
SHELL: Aluminum Alloy, Stainless Steel
SHELL PLATING: Aluminum/Anodized (Black), Aluminum/Electroless Nickel, Aluminum/OD Cad, SS/Passivated, Aluminum/Zinc Nickel, Black Aluminum Teflon Nickel
INSULATOR: MKJ0, MKJ4-Thermoplastic; MKJ1,MKJ3 -Thermostatic
CONTACT: Copper alloy, gold over nickel plating
CONTACT PLATING: Gold, Nickel
OPERATING VOLTAGE: 500 VAC-Size 23 Contacts; 1800 VAC-Size 20 Contacts; 1800 VAC-Size 16 Contacts; 1800 VAC-Size 12 Contacts
CURRENT RATING: 5 Amp- Size 23 Contact; 7.5 Amp-Size 20 Contact; 13 Amp-Size 16 Contact; 23 Amp-Size 12 Contact
GAUGE WIRE SIZE: #22-28 AWG-Size 23 Contacts; #20-#24 AWG-Size 20 Contacts; #16-#20 AWG-Size 16 Contacts; #12-#14 AWG-Size 12 Contacts
SEALING: Environmental
OPERATING TEMPERATURE: -55°C to +150°C
  • MKJ0 UN Thread

    MKJ0 UN Thread
    Part of our innovative family of MKJ Miniature Circular Connectors, the MKJ0 UN Thread is a lightweight, high density solution that features threaded coupling and uses removable size 23 contacts on .076 spacing. It is up to 52% smaller and 71% lighter than standard military-grade connectors and offers highly engineered design, performance and reliability, but in a much smaller design package. Our MKJ Connector Series Connectors also come with rear accessory threads or integral band platform for direct attachment of cable shield and overmold.

     
  • MKJ1 Double Start

    MKJ1 Double Start
    Cannon’s MKJ1 Double Start offers threaded coupling features and high density size 23 machined contacts for crimp and PCB. Part of the MKJ Series of Miniature Circular Connectors, it is up to 52% smaller and 71% lighter than standard military-grade connectors and offers highly engineered design, performance and reliability, but in lightweight, space-saving design. 
  • MKJ3 Bayonet

    MKJ3 Bayonet
    At half the size and weight of traditional military standard connectors, MKJ3 Bayonet features threaded coupling with high density size 23 machined contacts for crimp and PCB. Bringing together a unique combination of design, functionality and flexibility, Cannon’s MKJ3 Bayonet offers proven, reliable and cost-effective interconnect solutions that enable critical communication, navigation and high speed data transmission in the harshest environments.
     
  • MKJ5 Triple Start Ratchet

    MKJ5 Triple Start Ratchet
    ITT Cannon’s innovative MKJ5 features threaded coupling with high density size 23 machined contacts for crimp and PCB. Its unique triple-start threaded coupling mechanism allows MKJ5 to quickly connect and disconnect, up to 500 cycles, while maintaining performance under sustained shock and vibration conditions. The MKJ5 offers flexibility in configuration options for connectivity, multiple keying positions, and rear accessory threads or integral band platforms. It meets customer requirements for extended cycles in robust shock and vibration environments through its high-reliability internal ratchet mechanism system.

     

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