The 180984 is an AMP FASTON insulation sleeve designed for use with FASTON receptacles. It features a flag design with polyisocyanate and polyamide 6.6 construction in black color, providing reliable electrical insulation and mechanical protection. The sleeve has a width of 8.1 mm, length of 17.7 mm, and height of 10.9 mm, making it suitable for size 6.3 mm FASTON connectors. This insulation sleeve is commonly used in automotive and industrial electrical applications where durable, color-coded insulation protection is required for connector assemblies.