Part # 2920343310
By Speck Pumps
Will this seal fit Century A.O. Smith - B855 Square Flange 2 HP Up-Rated 56Y Pool and Spa Pump Motor ?
These seals are actually based on the model name or number of the front pump housing wet end that the motor attaches to. Please locate that and chat with one of like representatives to confirm that seal or seal kit for you.