Timothy M Louisville , KY October 06, 2018 Appliance: Samsung Washer WA50F9A7DSP/A2-0000 Wrong nut listed for this washing machine! Samsung washing machine had to remove tub from clutch/motor and ruin nut holding tub to clutch For Samsung Washing clothes machine WA50F9A7DSP/A2 The large (about 1 inch) nut at the bottom of the tub that holds the tub onto the clutch/motor is NOT Appliance Parts Pros 6021-001573, described as NUT-HEXAGON M26 OD44 ZNDC1. This nut has a 24 mm internal diameter. It is marked ZNDC-1 MT26 70H on top of the nut and is left hand or reverse thread. It is slightly too small to thread onto the clutch shaft. THE CORRECT NUT has a 26 mm internal diameter. That is Appliance Parts Pros part number AP4203184 and is described as simply NUT-S. It also lists Cross Reference Information “Part Number DC60-50003A (AP4203184) replaces 2068612, DC60-50003B, PS4205376.” It is marked ZNDC-1 IS-1-2 70H on top of the nut and is also left hand or reverse thread, which is the correct thread for the shaft of the clutch to which it connects. Read More... 59 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes Tools: Adjustable Wrench, Nut Drivers, Screwdrivers