MIL-DTL-38999/26 - Connectors, Electrical, Circular, Plug, Straight, Removable Crimp Contacts, Series III, featuring 61 gold-plated contacts for reliable conductivity in harsh environments. With a wide operating temperature range of -65°C to 200°C, these connectors are designed for extreme conditions. Constructed with an aluminum shell and Electroless Nickel finish, they provide excellent EMI/RFI shielding and environmental resistance. The straight plug configuration with a threaded mating type ensures secure connections. Engineered for high reliability applications, this product is not RoHS-compliant but meets stringent military specifications. With a service rating of I and a service class of F, the D3899926FJ61JB connector is ideal for aerospace, defense, and other hi-rel industries.