D12107341 is a screw lock kit designed for D-subminiature connectors with integral threaded inserts. The kit consists of 1 jackpost and 1 lock washer, with 2 kits required per connector. Constructed from brass with a nickel finish, the jackpost features a hex size of 5.00 mm (0.197 in) across flats and minimum thread lengths of 3.50 mm (0.138 in) for THD A and 4.50 mm (0.177 in) for THD B. This screw lock hardware is commonly used to secure D-subminiature connector assemblies in electronic equipment, providing reliable mechanical retention.