The MS27496E17B99SB is a high-performance MIL-DTL-38999 Series I connector, designed for rugged environments with its aluminum shell construction and environmentally sealed insert. Featuring a box mounting flange receptacle with 23 gold-plated removable crimp contacts, this connector ensures reliable conductivity in extreme conditions, rated for operating temperatures between -65°C and 175°C. With a bayonet mating style and 500-cycle mating life, it offers secure and durable connections for critical applications. RoHS compliant with options for cadmium-free finishes, this connector is ideal for military, aerospace, and other high-reliability systems.