The 97-67-28-16 is a solder-type insert arrangement for the Amphenol 97 Series of general-duty cylindrical connectors. It features the 28-16 insert configuration, which provides 20 contacts of size #16. This insert has a Service Rating of 'A' and is designed for use in connectors with an operating temperature range of –55°C to +125°C. The contacts are silver-plated with pre-tinned solder cups, housed within a hard diallyl-phthalate dielectric insert. It is a cost-effective solution for non-environmental applications in industries such as robotics, machine tools, and welding.