170891-2 is a soft vinyl chloride insulation sleeve designed for use with 250 Series FASTON receptacles. This cloudy translucent sleeve features dimensions of 0.571 inches (14.50 mm) length E, 0.728 inches (18.50 mm) length L, 0.335 inches (8.50 mm) width W, and 0.177 inches (4.50 mm) height H, with a maximum insulation diameter D of 0.189 inches (4.80 mm). The sleeve provides electrical insulation and protection for FASTON terminal connections. This RoHS compliant component is commonly used in appliance wiring, automotive applications, and general electrical connections where insulation of quick-connect terminals is required.