Fits Sanitaire models S634D-1, S9020A, SC678A-1, SC679J, SC689A, SC9050A, SC9050A-1, SC9050B, S635A and S9020A-1. Also compatible with Electrolux models EP9025A, EP9025A-1, EP9027A and EP9027A-1 as well as Eureka models C2132B-3 and 1934B.