The 1-2221860-2 is a Series 90 high-density AMPLIMITE D-Subminiature receptacle connector. It features a shell size of 2 and provides 26 positions for size 22 contacts, although it is supplied without contacts. This connector is environmentally sealed to an IP67 rating, offering protection against dust and water ingress up to a depth of 1 meter. Designed to meet MIL-DTL-24308 specifications, it is intermateable with standard D-Subminiature connectors, making it suitable for aerospace, defense, and marine applications where reliable, sealed connections are critical.