Tank - Aquasource 98923 Version 1 Color:Biscuit Also American Standard F4043

Also American Standard F4043

Lid Size: 22

check Kohler 86041

the 3464 and 3471 tanks are not interchangeable

Tank - Aquasource 98923 Version 1 Color:Biscuit Also American Standard F4043Manufacturer: Aquasource Tank P N: 98923 Rough In: 12" Flush Valve: 3" Bolt Spread Center to Center: 6" This is the smaller of the 2 versions of this tank. Your tank should measure left to right and front to back at its maximum without the tank lid. If your tank is larger, you need version 2. To determine if you have version 1 or 2, remove your tank lid and measure just the tank, at its maximum outside to outside, left to right and front to back.