MIL-DTL-38999 TV, Series III

Amphenol Aerospace
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High reliability and increased versatility best describe Amphenol MIL-DTL-38999, Series III circular connectors. Originally designed for the harshest of environments and most demanding of applications, Amphenol MILDTL- 38999 Series III, Tri-Start connectors continue to evolve in pace with the needs of an ever-changing market.

Amphenol Tri-Start connectors can be configured with a number of application specific technologies like High Density HD38999, Dualok, Filters, Hermetics, PC Tails, Fiber Optics, Flex, CLUTCH-LOK, Fail Safe, and contacts. Flexibility aids in design optimization through the combination of different technologies within a common, time-tested, harsh environment connector body.


  • EMI Shielding 
  • Contact Protection 
  • Moisture Resistance 
  • Corrosion Resistance 
  • Vibration/Shock 
  • Firewall Capability 
  • Lockwiring Eliminated 
  • Quick Coupling 
  • Inventory Support Commonality 
  • Electrostatic Discharge Protection (ESD) 
  • Hermetic 
  • Qualified Specifications


  • Military & Commercial Aviation 
  • Military Vehicles 
  • Missiles & Ordnance 
  • C4ISR 
  • Space Applications