249-2079-000 is a BKA Size 9 coaxial contact assembly designed for use in 33W4 connector layouts with captive, no-tool-required operation. This sealed contact accommodates RG-179 cable as Seal 1 and RG-174, RG-179, or RG-316 cables as Seal 2, with an insulator diameter size of 0.111 inches (0.282 mm) and an A' trim dimension of 0.330 inches (8.38 mm). The contact features a sealed design (part number 249-2109-000) that provides environmental protection for harsh aerospace and defense applications. This assembly is commonly used in ITT Cannon's rack and panel connector systems for reliable signal transmission in critical interconnect solutions.