MIL-DTL-38999 Series II connectors are rugged, high-performance solutions for demanding environments. With up to 128 contacts in an insert, they offer versatility and reliability. These connectors are environmentally sealed, ensuring protection in harsh conditions, and can operate in temperatures ranging from -65 °C to 200 °C. Available in various mounting styles, including front and rear wall mount, jam nut, and box mount, they suit a wide range of applications. Utilizing M39029 rear release crimp contacts, they provide secure connections. Constructed with aluminum shells and offering multiple plating options, including RoHS compliant finishes, these connectors are durable and corrosion-resistant. Suitable for military, aerospace, and industrial use, they meet MIL-DTL-38999 II specifications, guaranteeing performance and quality.