William N Palm Harbor , FL January 08, 2017 Appliance: Whirlpool Electric Range RF3620XPW1 Whirlpool range selector knob shaft broke Ordered a "new" knob to replace it. Part received does not match the original knob in appearance but it provided the same functions in same sequence, Wife did not complain so neither will I. Son said he will keep an eye open for one like original to maintain appearance. He's more of a perfectionist than I am. Read More... Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes