D38999 PERFORMANCE IN A MUCH SMALLER PACKAGE
ITT Cannon MKJ Micro-Miniature circular connectors offer high-density contact arrangements in a small size - weight reduced by 71% and size by 52% as compared to D38999 22 size contact layouts with no sacrifice in performance or reliability. The MJK series offers three coupling methods: threaded, bayonet and breakaway. These versatile connectors come with rear accessory threads or integral band platform for direct attachment of cable shield and overmold. Integral band platform allows direct attachment of cable shield to connector. Available in a range of materials and finishes, these rugged connectors are used in defense, aerospace, medical and industrial applications. For full details on the ITT Cannon MKJ Series, see the specifications below.
Features
- Available in split-tine and PC tail/solder cup contact designs
- Contacts meet MIL-C-39029 specifications
- Internal ratchet mechanism engineered to be comparable to MIL-DTL-38999 shock and vibration requirement
- Multiple keying position
- Well suited to harsh environments
- Wide range of protective accessories and finishes
- High density of contacts
![](https://cdn.komachine.com/media/product-desc/39c8048f-8a8c-419b-aabc-8a09b07bc44a)
Materials & Finishes
Shell
Aluminum alloy or stainless steel
Shell Platings
Anodize Black, Electroless Nickel, Passivated, Teflon Nickel, Olive Drab Cadmium Electroless Nickel Black, Nickel Black,
Contacts and Plating
Copper alloy with gold over nickel plating
Electrical Data
Contact Resistance
8 Milliohms
Insulation Resistance
5000 Megohms RMS sea level
Salt Spray Test
48 hrs; Anodize black, Electroless Nickel, 500 hrs; Olive Drab Cadmium, Teflon Nickel, Zinc Nickel Black, 1000 hrs; Stainless steel
![](https://cdn.komachine.com/media/product-desc/34dca3e2-ef3e-4447-bc73-fde6f9ec8e53)
*At sea level
Mechanical
Operating Temperature
-55°C to +150°C
Shock/Vibration
300g / 37g
Mating Cycle
250 Aluminum / 2000 Stainless steel
Clocking Position
Master Key and 2 Secondary Keys. 4 Clocking Positions
Housing Materials
Aluminum and Stainless Steel
Polarization
Keys and keyways
Sealing
1 meter water immersion for 1 hour (MKJ 3 Splash Proof only)
Hardware
MKJ 1 Double Start
Aluminum/ Stainless steel
MKJ 5 Triplestart
Aluminum