The DCF21 filter fits Eureka upright bagless:
Air Speed AS1000 and AS1040, 3270, 3280, 4230, 4240, 8810, 8860 and 8870 series vacuum cleaners.
Replacement for Eureka part:
Examples of Eureka vacuum cleaner series AS1000, AS1040, 3270, 3280 and 4230 bagless vacuums that use the DCF-21 include but are not limited to:
AirSpeed - AS1000A, AS1001AX, AS1004A, AS1008, AS1049A AirSpeed Gold - AS1001A AirSpeed Gold Rewind - AS1048A AirSpeed Rewind Pet - AS1041A AirSpeed Pet - AS1002A, AS1008AX AirSpeed Pro All Floors Rewind Pet - AS1061A AirSpeed Zum - AS5203A Clean Living - 3281AZ, 3281BZ Comfort Clean - 4236AZ, 4238AZ, 4239AZ Comfort Clean oh! - 4235AZ CompleteClean - 8873AZ FilterAir - 8871AZ Mini Upright - 460AZ 470AZ Pet Lover Lite - 460AZ Pet Lover Plus - 8862AVZ, 8863AVZ Pet Pal Bagless - 3271AVZ WhirlWind Plus - 3282AVZ, 3279AZ, 3277AVZ, 3277AVZX 3272AV WhirlWind Rewind - 4242A DCF-21 universal filter for Eureka.