Eureka's package states that this belt is for Eureka vacuum cleaners in the 1200, 1500, 1700, 3900, 6860, 6880, 6885, 6993, 6997, 6998, 6999 and 8200 series. This package has been replaced by Eureka Power Nozzle Belts Package #52201D.
If you have a Eureka Vacuum in the 6800 or 6900 series but its model is not listed above, you may need the Eureka "Style AR" Belts - Package #58065A. For similar products see our list of current Eureka Vacuum Supplies.