Vintage Windmill and Wind Generator Forum

TomsWaterPumper wrote: Thu Nov 05, 2020 6:45 pm

CTXmiller wrote: Thu Nov 05, 2020 6:36 pm Yours looks like a 10.5’ Airflow as it is bigger than my 8.5’. Here is a photo of the internals of a 8.5’.

Off the top of my head, I know my large crank gears measure 11.2"

My large or bull gears are about 9 3/8 diameter, measuring from teeth to teeth. Mine came with the tower, complete (but damaged) wheel, the gearbox and tailbone so I know it is a 8.5’.

CTXmiller wrote: Fri Nov 06, 2020 6:50 am My large or bull gears are about 9 3/8 diameter, measuring from teeth to teeth....I know it is a 8.5’.

Perfect, thank you