Loaded 1 shell at 12.4 grs No 9 powder. WSPM, 164.5 gr bullet, lubed. Diameter .3578" WW & 2" Linotupe. Statline brass fired 11 times. First time with NO 9.
LOOKS LIKE MY MAXIMUM IS 10.6 GRS ACCURATE NO. 9
Maximum would seem to be 10.6 grs of No.9 with a 164 gr lswc & WSPM. Starline brass. Retested at the starting load of 11.2 grs No 9. 3 primers blanked out of 18 rounds. Position sensitive powder.
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