bearing and shaft calculators

The shaft size calculator tells me I need a 6" shaft - until I increase the horsepower a bit then it drops to 1.25". Something funny there...
 
But if you select a slightly bigger horse power you'll find the shaft size does indeed drop to 1.25".

Truly something wrong!
 
Your right! /forums/images/graemlins/confused.gif
We've been using it on larger set ups and it works but there is something funny going on with smaller numbers, although the safety factor agrees by showing a safety factor of over 1000!!

Time to sack the programmer
Thanks
 
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