172156-1 is a Mini-Universal MATE-N-LOK connector housing cap designed for single-circuit in-line applications. The housing is constructed from UL94V-2 nylon material in natural color, providing flame-retardant properties and durability for industrial connector applications. The connector features a compact design with dimensions of 0.933 inches (23.70 mm) in length and 0.323 inches (8.20 mm) in width, making it suitable for space-constrained installations. This cap housing is RoHS compliant and mates with corresponding plug housings using standard socket contacts. The product is commonly used in automotive, industrial control, and telecommunications applications where reliable, compact electrical connections are required.