The 3M Cuno 47-55711G2 is the correct replacement water for the following water filtration systems
The 3M CUNO Composite Sediment Lead Filter Cartridge is a replacement water filter cartridge that is compatible for use as the first cartridge in the CUNO FM-2 and FM-3 water filtration systems. This fibrous carbon block filter cartridge features high absorption activated carbon block with fibrous, graded-density structure and is made of fine and thin fibers, which are carbonized and absorb much faster than the ordinary type of activated carbon.
The Cuno 47-55711G2 reduces lead, sediment, and cysts from your drinking water and improves its taste. This Cuno drinking water filter cartridge also provides a high flow stream of drinking water through unique "radial flow" cartridge design and significantly reducing the release of carbon fines commonly associated with granular activated carbon style cartridges.
3M CUNO Composite Sediment Lead Filter Cartridge specifications: