Joh F Auburn , CA December 02, 2014 Appliance: Model PART NUMBER AP4025799 Broken knobs on an old whirlpool washer i bought on craigslist The washer was free because the knobs were missing. Appliance Parts had the original Whirlpool knobs. I ordered them Thursday evening and they were on my doorstep Saturday!! Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes