Used Rietz disintegrator, model RP-12-K132, serial number RP 93001081, 40 HP, 3550 RPM, 3/4" screen size, direct drive, stainless steel contact, 10" diameter inlet, 4" by 22" outlet discharging into a 160 gallon stainless steel receiving tank, 22" x 51" x 34", with 4" Tri-Clover discharge and lids, variety of screen sizes available, requires main clamp and electrical box cover, very good condition.