Thread: A Wander Through my Data for the .308.

Originally Posted by whanahuia

Consistency is reassuring.

Especially as the powder was packed in 1978. I finished an earlier tin in 1986 and loaded some test loads of the 1978 powder which showed it shot higher than the older stuff. I dropped the load from 47 to 46 grains which shot to the same place. Later with a chronograph I found that the 1978 powder gave around 40 fps more velocity than the old stuff.
GPM.