Glen W South Toms River , NJ November 17, 2015 Appliance: Samsung Washer WF219ANB/XAA-0000 Samsung Washer Wf219anb/Xaa-0000 / : Knocking while the drum spins. How to replace Washer Spider Bolt. Replaced severely corroded spider assembly. 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 2+ hours