MIL-DTL-38999 Series I, II, and III Connectors, 38999 Derivatives, and Custom Accessories
MIL-DTL-38999 Series III - TV
Amphenol Tri-Start MIL-DTL-38999 Series III Connectors offer the highest performance capabilities for both general duty and severe environment applications.
MIL-DTL-38999 Series II - JT
Originally developed for the aerospace industry during the development of MIL-C-38999. The lightweight, space-saving design also qualified to MIL-DTL-27599
MIL-DTL-38999 Series I - LJT
Bayonet coupling, scoop-proof design qualified to MIL-DTL-38999 and MIL-DTL-27599 Series I
HD38999 High Density
Features 30% more contact density than standard MIL-DTL-38999 inserts while utilizing the same connector dimensions and shell sizes.
High Power 38999
D38999 Series III shell with RadSok, Temper-Grip, or standard high power contacts to accommodate requirements for 500+ amps.
High Voltage 38999
An expansion of the MIL-DTL-38999 series to provide solutions for next-generation aircraft power requirements.
An enhanced anti-decoupling mechanism designed to perform under severe vibration environments – far exceeding the performance of MIL-DTL-38999 Series III plugs.
Combine unique design features of the scoop-proof LJT series within standard mounting dimensions of JT types.
Amphenol Aquacon connectors have been designed to provide maximum service in oceanic or fluid immersion applications.
ETV38999 is a high-performance circular connector product range developed for next-generation Aeromotive applications where performance must be met with affordability.
Printed Circuit Board Connectors
D38999 Series III PCB
MIL-DTL-38999 Series III-type connectors with PC tail contacts
D38999 Series II PCB
38999 Series II type connectors with PC Tail contacts.
D38999 Series I PCB
MIL-DTL-38999 Series I-type connectors with PC tail contacts
D38999 PCB Hermetics
Hermetic D38999 Series III connectors with PC tail contacts
High Speed Connectors
Quadrax, Differential Twinax, Coax, and other contact options for Gigabit Ethernet, USB 3.0, HDMI and other high speed applications
Fiber Optic Connectors
Single-mode, multi-mode options using MIL-PRF-29504, ARINC 801, or JSFC terminis, as well as MT ferrules.
Ground Plane Connectors
MIL-DTL-38999 type connectors with metal inserts to maintain a common ground plane with the shell for all the shielded contacts contained in the connector
EMI/EMP Filter Protection
D38999 Series III Filter Connectors
With added filter features, this high-performance general duty threaded connector is designed to withstand the pressures of severe environment applications.
D38999 Series II Filter Connectors
Subminiature, environmental-class connectors used where a quick disconnect coupling system is required for blind mating.
D38999 Series I Filter Connectors
The filtered LJT Series offers all the design features of Series II plus a 100% “scoop-proof” contact protection design.
D38999 Series III Hermetic
MIL-DTL-38999 Series III connectors with tri-start coupling and a glass to metal seal achieving mil-spec sealing requirements.
D38999 Series II Hermetic
MIL-DTL-38999 Series II connectors with fast, 1/3 turn bayonet coupling and a glass to metal seal achieving mil-spec sealing requirements.
D38999 Series I Hermetic
MIL-DTL-38999 Series I connectors with fast, 1/3 turn bayonet coupling, scoop proof design to protect the contacts, and a glass to metal seal achieving mil-spec sealing requirements.
AmpheSEAL High Pressure
38999 High Pressure Solution
Lanyard Release / Quick Disconnect Connectors
D38999 Series III Breakaway Fail-Safe
D38999/29, /30, /31 and MIL-STD-1760 Type II-qualified breakaway connectors for weapons-release applications.
D38999 Series I LJT Breakaway
Provide unequaled performance in environments requiring instant disengagement.
T-Line Push-Pull Connectors
A push-pull mating connector that incorporates a retention spring in the receptacle and a full-mating indicator band on the plug.
Custom Designs and Accessories
38999 Bulkhead Feedthroughs
Double-ended receptacles with feedthrough contacts that mate to standard Mil-Spec D38999 plugs.
38999 Integral Accessories
Includes features that eliminate the need for additional accessories.
Backshells, Strain Reliefs, Caps, Dummy Receptacles
Complete line of accessories for all Mil-Spec connectors
38999 Connector Savers
Protect connectors subjected to repeated mating cycles and prevent costly repairs associated with the replacement of connectors and cables.
Alternate to Cadmium Platings
RoHS compliant, hexavalent chromium-free, alternate-to-cadmium plating options for Mil-Spec type connectors