The D38999/26WH35BN is a MIL-DTL-38999 Series III circular straight plug designed for high-reliability interconnects in harsh environments. It features an aluminum shell with an olive drab cadmium finish for corrosion resistance, withstanding 500 hours of salt spray. This connector is configured for socket contacts with a 23-35 insert arrangement housing 100 size 22D contacts, and it utilizes a bayonet-style quick coupling mechanism that mates and self-locks in a 360° turn. Its robust, scoop-proof construction provides excellent EMI shielding and resistance to high vibration, making it suitable for demanding military and aerospace applications.