Eureka Vacuum Filter DCF 10 14 - VAC AA41014 Eureka DCF-10/14 Vacuum Filters Fits Eureka Optima Vacuum Cleaner Models: 437AZ, 437AZE, 437AXZ, 437-AXZ, 437-AZ, 437-AZE, 431A, 431AE, 431AX, 431AXZ, 431AXZE, UK431A