Connector Type: Circular Receptacle (MIL-DTL-38999 Series III, Jam Nut Mount) Gender: * Left: Receptacle socket (empty housing shown) * Right: Receptacle with visible pin insert (female contacts layout with 5 positions labeled A–E) Mounting Style: Jam nut (panel mount with hexagonal flange for secure panel fastening) Shell Material: Corrosion-resistant metal alloy (commonly aluminum with conductive plating) Color Bands: Blue band: Indicates Series III Red sealing rings**: Provide EMI and environmental sealing Contact Type: Crimp contacts (loose contacts shown at the bottom — color-coded for gauge size) Insert Arrangement: 5-position insert with alphanumeric pin identifiers (A, B, C, D, E) Applications: * Avionics and aerospace systems * Military vehicles and communications * Industrial automation and robotics * Harsh environment equipment Additional Components in the Image: Loose Crimp Contacts**: Male and female gold-plated contacts with color bands indicating wire gauge compatibility Through-Hole Resistors**: Shown for scale reference or test/integration use.