MS-4-142 is a marker strip component for the Cinch Series 142 barrier block connector system, designed to accommodate 4 terminals. This marker strip is part of the barrier block connector family and is used to label and organize terminal positions within the connector assembly. The marker strip integrates with the standard 4-terminal barrier block configuration, which has an M dimension of 2.812 inches and an L dimension of 3.219 inches. Marker strips are commonly used in industrial control panels, terminal blocks, and electrical distribution systems to provide clear identification and organization of multiple connection points, improving installation accuracy and maintenance efficiency.