Niagara N2410TL Reproduction Color:White The 7400A and 3300/7400 are

The 7400A and 3300/7400 are not interchagable

in this case St Thomas Creations

It will function perfectly fine if you don't have the locking mechanism

Tank P/N: K3434FB

Tank P/N: PF5112

Niagara N2410TL Reproduction Color:White The 7400A and 3300/7400 areManufacturer: Niagara Lid P N: N2410TL Lid Size: 17" x 7. 5" Tank P N: N2410T Tank Size: 16" x 7" This is a reproduction toilet tank lid. These lids are custom designed with sophisticated 3D modeling software and manufactured in North Carolina. It is available as a beautiful sapele wood tank top simply coated with marine grade spar urethane to provide moisture resistance and also available to match any toilet manufacturers original color. The wood lid