Moldex® Filter Disk, Series: 7000, For Use with: 7000/7800/9000 Series Respirator, N95 Filter Class, 99.97% Filter Efficiency, Bayonet Connection, Magenta, Resists: Flame, Oil and Non-Oil Based Particulates. Moldex® 7940 7000 Filter Disk, For Use with 7000/7800/9000 Series Respirator, N95 Filter Class, 99.97% Filter Efficiency, Bayonet Connection, Magenta