MKJ Series Miniature Circular Connectors

ITT Cannon lightweight, high-density miniature circular connectors are ideal for mission-critical applications

Image of ITT Cannon, LLC MKJ Series Miniature Circular Connectors ITT Cannon MKJ series miniature circular connectors provide a high-reliability interconnect solution for space- and weight-constrained applications requiring flexible termination and coupling options. Supporting rear-release crimp, PC tail, and solder cup contacts, the series enables seamless integration across PCB and cable assemblies. Combined with multiple coupling mechanisms — including threaded, bayonet, breakaway, and clip lock — the MKJ portfolio delivers secure electrical and mechanical performance for signal, power, and high-speed data transmission in harsh environments.

Features
  • 52% smaller and 71% lighter than traditional D38999 connectors
  • Multiple coupling types: threaded, bayonet, clip-lock, and breakaway
  • Rear-release crimp, solder cup, and PCB tail contacts
  • Cable assemblies and application-specific shell configurations available
  • 2,000 mating cycles deliver lasting performance and longevity
  • Fully intermateable with other miniature circular connector equivalents
  • Sealed, overmold-ready configurations
  • 11 plating types, including corrosion-resistant +500 h salt spray options
  • 5.4 GHz DisplayPort, high-speed, and power/signal combo configurations
Applications
  • Defense and military ground vehicles
  • Soldier modernization/dismounted soldier systems
  • UAVs, smart weapons, and ordnance
  • Aerospace, avionics, and IFE systems
  • Communications and control
  • Industrial automation and robotics
  • Medical equipment

MKJ0 Series

ImageManufacturer Part NumberDescriptionAvailable QuantityPriceView Details
CIRCULARMKJ0C7F6-4DNCIRCULAR0 - Immediate$85.66View Details
CIRCULARMKJ0C7F6-4DXCIRCULAR0 - Immediate$85.66View Details
CIRCULARMKJ0C7F6-4DYCIRCULAR0 - Immediate$85.66View Details
CIRCULARMKJ0C7F6-4DZCIRCULAR0 - Immediate$85.66View Details
CIRCULARMKJ0C7W6-4DNCIRCULAR0 - Immediate$85.66View Details

MKJ1 Series

ImageManufacturer Part NumberDescriptionAvailable QuantityPriceView Details
CONN PLUG FMALE 10POS GOLD CRIMPMKJ1A6F7-10SACONN PLUG FMALE 10POS GOLD CRIMP103 - Immediate$82.88View Details
CONN PLUG FMALE 7POS GOLD CRIMPMKJ1A6W6-7SACONN PLUG FMALE 7POS GOLD CRIMP247 - Immediate$83.14View Details
CONN PLUG MALE 7POS GOLD CRIMPMKJ1A6F6-7PACONN PLUG MALE 7POS GOLD CRIMP43 - Immediate$110.38View Details
CONN PLUG FMALE 4POS GOLD CRIMPMKJ1A6W6-4SACONN PLUG FMALE 4POS GOLD CRIMP0 - Immediate$141.87View Details
MKJ MINIATURE CIRCULAR CONNECTORMKJ1A6F6-6SAMKJ MINIATURE CIRCULAR CONNECTOR33 - Immediate$109.37View Details

MKJ3 Series

ImageManufacturer Part NumberDescriptionAvailable QuantityPriceView Details
CONN PLUG FMALE 10POS GOLD CRIMPMKJ3A6F7-10SNCONN PLUG FMALE 10POS GOLD CRIMP47 - Immediate$109.54View Details
CONN PLUG MALE 10POS GOLD CRIMPMKJ3A6F7-10PNCONN PLUG MALE 10POS GOLD CRIMP261 - Immediate$111.84View Details
CONN RCPT MALE 19POS GOLD SOLDERMKJ3C7W9-19BNCONN RCPT MALE 19POS GOLD SOLDER63 - Immediate$192.25View Details
CONN RCPT FMALE 10POS GOLD SLDRMKJ3C7F7-10DNCONN RCPT FMALE 10POS GOLD SLDR0 - Immediate$137.74View Details
CONN RCPT FMALE 7POS GOLD CRIMPMKJ3A7F6-7SNCONN RCPT FMALE 7POS GOLD CRIMP65 - Immediate$63.60View Details

MKJ4 Series

ImageManufacturer Part NumberDescriptionAvailable QuantityPriceView Details
IN-LINE RECEPTACLE, BANDED , SOLMKJ4A1Z6-6FC-K140IN-LINE RECEPTACLE, BANDED , SOL39 - Immediate$89.60View Details
IN-LINE PLUG, BANDED, SOLDER CUPMKJ4A6Z6-6EC-K140IN-LINE PLUG, BANDED, SOLDER CUP60 - Immediate$73.74View Details
CONN PLUG MALE 4POS GOLD CRIMPMKJ4A6F6-4PCONN PLUG MALE 4POS GOLD CRIMP42 - Immediate$72.14View Details
IN-LINE PLUG, ACCESSORY THREAD,MKJ4B6Z6-6PC-K140IN-LINE PLUG, ACCESSORY THREAD,46 - Immediate$76.05View Details
IN-LINE RECEPTACLE, ACCESSORYTHRMKJ4B1Z6-6SC-K140IN-LINE RECEPTACLE, ACCESSORYTHR45 - Immediate$83.19View Details

MKJ5 Series

ImageManufacturer Part NumberDescriptionAvailable QuantityPriceView Details
CONN PLUG MALE 19POS GOLD CRIMPMKJ5A6F11-19PACONN PLUG MALE 19POS GOLD CRIMP27 - Immediate$178.22View Details
MKJ MINIATURE CIRCULAR CONNECTORMKJ5A7F8-4SAMKJ MINIATURE CIRCULAR CONNECTOR25 - Immediate$64.45View Details
CIRCULARMKJ5A7F9-10SACIRCULAR9 - Immediate$73.12View Details
MKJ MINIATURE CIRCULAR CONNECTORMKJ5A7Z9-10SAMKJ MINIATURE CIRCULAR CONNECTOR25 - Immediate$76.79View Details
CIRCULARMKJ5A7F10-13SACIRCULAR15 - Immediate$79.02View Details

MKJ Clip Lock

ImageManufacturer Part NumberDescriptionAvailable QuantityPriceView Details
CONN RCPT MALE 4POS CRIMPMKJCL1A1F6-4PACONN RCPT MALE 4POS CRIMP31 - Immediate$77.84View Details
CONN PLUG FMALE 4POS CRIMPMKJCL1A6F6-4SACONN PLUG FMALE 4POS CRIMP0 - Immediate$73.72View Details
CONN PLUG FMALE 6POS CRIMPMKJCL1A6F6-6SACONN PLUG FMALE 6POS CRIMP0 - Immediate$61.23View Details
CONN PLUG FMALE 4POS CRIMPMKJCL1A6Z6-4SACONN PLUG FMALE 4POS CRIMP0 - Immediate$61.79View Details
CONN PLUG FMALE 6POS CRIMPMKJCL1A6Z6-6SACONN PLUG FMALE 6POS CRIMP0 - Immediate$64.26View Details
Updated: 2026-04-13
Published: 2012-06-29