Mechanical seal size, 2Ranging from 5 No more than 100mmallbottom entry agitator mechanical sealdry running mixer seals, Agitoter mixer seals, Series aes, 019 are preset factory assembled cartridge seals intended for utilization mixers and, Within agitators reactor vessels. The seals construction vary slightly for top entry vessels, Side entry vessels and bottom entry vessels. The seals are intended to the shortest shaft length and the bearings are located as in proximity to the vessel body to reduce the deflection.