The 164A17489X is a 62-position, high-density (HD) female D-Sub connector designed for straight, through-hole PCB mounting. It features a black PBT GF insulator with a UL 94 V-0 flammability rating, steel shells with tin plating, and copper alloy contacts. The contacts are plated with a minimum of 8µ" of hard gold over 50µ" of nickel for reliable connectivity. This connector includes an integrated 4-40 UNC threaded lock and spacer clip for secure board attachment, with a key mounting dimension (C) of 63.50 mm. It is intended for use with a 1.6mm PCB thickness in applications requiring a robust, high-density I/O interface.