MIL-DTL-38999 Series II connectors feature up to 128 contacts within an insert, designed for harsh environments with an operating temperature range of -65 °C to 200 °C. Available in various configurations including front and rear wall mount, jam nut, and box mount receptacles, they offer versatility for different applications. These connectors, compliant with military specification MIL-DTL-38999 II, utilize M39029 rear release crimp contacts in sizes 22D, 22M, 22, 20, 16, and 12. Constructed with aluminum shells and offering multiple plating options, they ensure durability and reliable performance. With a mating type of bayonet, these connectors are ideal for demanding scenarios, with RoHS compliant finishes available.