97-60-28 is a protection cap accessory designed for use with Amphenol 97 Series standard cylindrical connectors. This accessory is compatible with size 28 connectors featuring 1-3/4-18 coupling threads and provides protection for unmated connector interfaces. The cap features dimensions including a 1-55/64 inch (48.79 mm) outer measurement and 1-3/4 inch (44.45 mm) thread engagement diameter. It is designed to work with both solder and crimp type 97 Series connectors, offering protection during storage or when connectors are not in use.