205043-1 is a receptacle housing block for the AMP M Series pin and socket connectors, designed to accept 12 Type XII contacts. This phenolic-constructed receptacle block is part of a special application connector system and utilizes standard 75-position hardware for assembly and integration. The connector features a recommended panel cutout of 1.110±0.010 inches (28.19±0.25 mm) width by 2.595±0.020 inches (65.91±0.51 mm) length, with a receptacle housing depth of 2.281 inches (57.94 mm). The design incorporates multiple mounting holes (0.156 inch diameter) and is RoHS compliant, making it suitable for industrial and commercial applications requiring reliable electrical interconnection with standard MIL-C-28748 intermateable specifications.