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KJA / KJB / D38999-Style Series III

Our KJA/KJB D38999-Style Series III interconnects are designed for use in harsh military and aerospace environments. They feature high density layouts with up to 128 data connections and power contacts rated up to 23A, as well as triple-start coupling with anti-decoupling ratchet for high vibration applications, grounded plug for superior EMI shielding and 100% scoop-proof contacts for blind-mate coupling.  

This product is not covered by the QPL/QML.​

Features

  • High Density Contact Arrangements
  • Customize configurations including Filters, Hermetic (KJAY), Fiber Optics, High Speed 
  • Scoop Proof Design; Prevents damage to pin contacts
  • Up to 128 contacts per connector
  • Contact Size: 22D, 22M*, 22*, 20, 16 and 12
  • Class F EMI Shielding 

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Resources

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CGE Sell Sheet

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CA Bayonet Sell Sheet

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OctoGig Sell Sheet

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Quadrax Contacts Catalog

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Quadrax Sell Sheet

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KJA KJB 38999-Style Series III Sell Sheet

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KJA KJB 38999-Style Series III Brochure

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Chip-on-Flex Filter Connectors Catalog

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38999-Style Connectors Catalog

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38999-Style Space Grade Connectors Brochure

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38999-Style Series III Composite Brochure

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38999-Style Double Flange Sell Sheet

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Military Ground Vehicle Sell Sheet

Product Specification

Electrical

Operating Voltage N/A
Current Rating up to 23A
Number of Signal Contacts (Min/Max) 3-128
Gauge Wire Size 12-28 AWG

Environmental

Sealing N/A
Operation Temperature -65°C to +200°C

Mechanical

Industry # Designed according to Mil-Spec 38999
Shape Circular
Shell Style Wall mount receptacle, Jam nut receptacle, Straight Plug, Grounded
Durability 500 Mating Cycles
Power & Signal In Same Layout Yes
Contact Style / Termination Crimp, PCB
Salt Spray Up to 500 hours

Material

Shell Aluminum Alloy
Shell Plating Cadmium, Electroless Nickel, Black Electroless Nickel, Black Zinc Nickel, Black Zinc Cobalt, Green Zinc Cobalt
Insulator High Grade Thermoplastic
Contact Copper-Alloy
Contact Plating Gold
Grommet and Seals Silicone Based Elastomer

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