Connector Description Type: Circular multi-pin connectors Connector Series: Likely MIL-DTL-5015 or a compatible commercial equivalent (e.g., Am-phenol 97 Series, Allied MS Series) Configuration: Left: Receptacle (female) with socket contacts Right: Plug (male) with pin contacts Contact Count: Appears to be a 10-contact or similar arrangement (based on the pattern visible) Material: Aluminum alloy with olive drab chromatic finish provides corrosion resistance and MIL-spec compliance Mounting Style:Panel-mount flange type (square with 4 mounting holes) Coupling Style: Designed for **threaded coupling rings for secure and sealed mating Markings: Labeling such as ALLIED and possibly a shell size like 28-10 indicate the manufacturer and connector layout Common Applications * Military ground and air vehicles * Industrial heavy equipment * Aircraft systems * Tactical radio and communication equipment * Shipboard electrical systems