OS 9.2.2

[KEVIN Lock]

I need to load 9.2.2 on to a couple of 6400s to run a specific 
programme.  I have them up to 9.2.1 but cannot find the next update 
anywhere.  Apple's download site doesn't appear to have 9.2.2.

Does anyone know where I can get the 9.2.2 update?
Thanks,

Kev