Best Vacuum Filter 2 Pack Compatible with Eureka DCF21 Dust Cup Filter Made to fit AS1000, AS1040, 3270, 3280, 4230, 4240, 8810, 8860, 8870 Upright Vacuums. 2 Pack Best Vacuum Filter compatible with Eureka DCF21 Filter Fits AS1000, AS1040, 3270, 3272AV, 3280, 4230, 4240, 8810, 8860 and 8870 series upright vacuums. Compare to Eureka part number 68931A & 68931 Designed & Engineered by Best Vacuum Filter