174360-7 is a yellow polyester double lock plate designed for use with 3-position Econoseal J Series Mark II+ cap connector housings that utilize tab contacts. This lock plate is sold separately and one is required for each connector housing to provide secondary contact retention. The lock plate is manufactured from yellow polyester material and is compatible with 070 Series tab contacts. It is commonly used in sealed connector applications within automotive and industrial environments where secure contact locking and environmental protection are required.