A:Answer Hi Woodbine.
Thank you for reaching out regarding your Samsung - 6.0 cu. ft. Freestanding Gas Range with 18K BTU Dual Power Burner, WiFi & Self Clean on where you can get the gas range knob. Regarding your concern, I suggest you get in touch with our Samsung Parts Team for them to assist you. You can contact them at 800.627.4368, Mon - Fri 9:00 AM ~ 6:30 PM EST.
I suggest you check this link for further assistance,
https://www.samsungparts.com/PartsList.aspx?Catalog=Parts_and_Accessories&PartSearch=DG9403950
Should you need more assistance, please feel free to get back to us via the following options:
1. Facebook Messenger: http://m.me/samsungsupport
2. Twitter: https://twitter.com/messages/compose?recipient_id=18768513
3. Samsung Community: https://us.community.samsung.com/t5/Samsung-Community/ct-p/us
Reference Ticket Number: 1144734684
Thank you for being a valued customer of Samsung. Have a great day.
^Camille