13-210-2-01 is a mechanical seal manufactured by Concord ICS. It is a single-spring, balanced, unpressurized, metal bellow seal intended for use in chemical process and other general industrial services. It has an internal metal bellow of Hastelloy, a flexible face of Fluoroelastomer (Viton) and a stationary face of Silicon Carbide. It is designed to operate in temperatures up to 500°F (260°C) and pressures up to 500 PSI (35 bar), and is suitable for most acids, alkalis, solvents, and other harsh chemical media. The 13-210-2-01 is designed for use with API 682 pumps and is suitable for use in centrifugal, multistage, and rotary positive displacement pumps.