I have it listed as AL 24X. Perhaps someone else can confirm or correct this. Regards, Norm Chapple T.Mcconnell <tmc78@iprimus.com.au> wrote in message 3b0d05a1@news.iprimus.com.au">news:3b0d05a1@news.iprimus.com.au... > I need to know the check digit for AL24 under AN. > Thankyou > T.Mcconnell > >