This is an O.E.M. authorized part. Fits various Dyson models. OEM Part Number 924966-02. This is a Bissell replacement part. Part Number 924966-02. This is an O.E.M. part.
Finally! It took me forever to figure out which part fits my light ball vacuum as they no longer make that model. I tried DC 41 and it was too big. But this one, DC40 fits perfectly!
The red plastic fastener that holds the cyclone/dustbin to the vacuum cleaner is actually part of the cyclone, not the dustbin. If the latch on your vacuum is broken, don't repeat my mistake. Order a cyclone, not a dust collector.