Danco 88200 MX-1 Cartridge for Mixet Single-Handle Faucets, Chrome COMPATIBILITY - This MX-1 Cartridge is compatible with Mixet bathroom single-handle faucets for hot and cold water applications. DURABLE GENERIC REPLACEMENT - The MX-1 Cartridge for Mixet Single-Handle faucets is a generic replacement for Mixet OEM# MS-5AT-C DURABLE CONSTRUCTION - Made of durable brass construction for performance reliability and includes an assembly nut COMPLIANT - Complies with the Reduction of Lead in Drinking Water Act (RLDWA) MEASUREMENTS - Notched indentation on the bottom of the cartridge is 1/4-inch deep.