The OEM 3M 60926 Multi Gas/Vapor Cartridge/Filter is designed for use with 3M Half and Full Facepieces 6000, 7000, and FF-400 Series that feature bayonet filter holders. This cartridge/filter provides respiratory protection against certain organic vapors, acid gases, and particulates, making it suitable for applications in petrochemical and chemical processing, utilities, pharmaceuticals, mining, and primary metals. Please note that this product is not intended for use in environments that are immediately dangerous to life or health.