Description

The D38999/26FA35SE circular electrical connector is a military-specification connector designed for demanding electrical interconnection applications. Manufactured by Souriau-Sunbank by Eaton and also listed by other connector suppliers, this part belongs to the MIL-DTL-38999 Series III family. It features a straight plug design, six female crimp-socket contacts, and a threaded coupling mechanism.

The connector has an aluminum shell with a nickel finish and gold-plated mating contacts. Its environmental sealing and rugged circular construction make it suitable for compatible aerospace, aviation, marine, military, and industrial electronic systems.

Key Features

• Part Number: D38999/26FA35SE
• Connector Standard: MIL-DTL-38999 Series III
• Connector Type: Straight circular plug
• Number of Contacts: 6
• Insert Arrangement: 9-35
• Contact Orientation: E
• Contact Type: Female crimp sockets
• Shell Material: Aluminum alloy
• Shell Finish: Electroless nickel
• Mating Contact Finish: Gold
• Coupling Mechanism: Threaded
• Mounting Style: Free-hanging, cable-mounted
• Environmental Protection: Environmentally sealed connector configuration

Applications

The D38999/26FA35SE connector is designed for integration into compatible electrical assemblies used in:

• Aerospace and aviation electrical systems
• Military and defence equipment
• Marine electronics and communication systems
• Avionics and instrumentation
• Industrial control equipment
• Harsh-environment electrical interconnections

Benefits of the D38999/26FA35SE Connector

The MIL-DTL-38999 Series III connector family is engineered for applications requiring secure coupling, mechanical strength, and dependable electrical connections. The threaded coupling design helps provide secure mating, while the metal shell and gold-plated contacts support reliable performance when operated within the manufacturer’s specified limits.