It's a metal flexible hose assembly designed for use with Solar Turbines equipment.
It's constructed to withstand high pressures and temperatures, and to tolerate vibration, making it suitable for demanding industrial applications like oil and gas.
Flexible hose assemblies like this offer a high-strength, corrosion-resistant solution where rigid piping isn't practical.
It can be found for sale on platforms like eBay, often described as new-open box or used, with details about its condition and any imperfections provided in the listing.