Description New Improved version! Note this is available in the rebuild kit shown below Includes small O-Ring 31324 FITS ALL MUELLER 1.5 HP WASHERS Look at all the detail images 5 inch diameter 727 Muellermatic wash pump 1.5 hp Made in USA Original Parts by Paul Mueller Co Related Items; M-8826174kit - 3 piece Rebuild Kit for 1.5 Mueller Wash pump M-3909 - Seal assembly for Mueller Wash Pump M-8826174 - 5 inch diameter impeller with o-ring M-30691 - housing gasket M-30945K Diaphragm for Mueller-Matic Fill & Drain Valve M-92847 Fill & Drain Valve for 300 to 700 gallon bulk milk coolers M-92848 Fill & Drain Valve for 800 to 1500 gallon bulk milk coolers M-92860 Fill & Drain Valve for 1600 to 2000 gallon bulk milk coolers updated December 2025