You can find a temperature control knob for a Rival 18-quart roaster at various places, including online retailers like Amazon or eBay, where replacement parts are often sold. Additionally, check the manufacturer's website for available parts or contact their customer service for assistance. Local appliance repair shops may also have compatible knobs or can help you find one.
It appears that rival has discontinued the 16 quart size roaster oven. There are no replacement parts to be found for any roaster oven at the Rival website. And I have found any aftermarket supplier.
You can order a replacement temperature knob for your Rival 16 quart roaster by contacting Rival's customer service or checking their official website for spare parts. You may need to provide the specific model number of your roaster to ensure you get the correct replacement part.
Replacement lid for my rival roaster
A Rival Roaster is an electric roasting pan. The 18 quart version can hold an 18 lb turkey. It costs around $50 to purchase. The main benefit to owning one, is that the oven is free to cook pies or side dishes during Thanksgiving.
Model 3850 = 5 quart model 3855 = 5.5 quart model 3860 = 6 quart
Kaos
Rival slow cookers come in a variety of sizes, from the a 2 quart mini that is suitable for singles or couples, to 6 quarts for bigger families and guests.
Leon Trotsky.
France
France
It was a persistent rival for control of the Western Mediterranean.
Looks like someone in the same exact boat. http://www.ochef.com/872.htm Save me some stuffing ;-)