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Old 06-30-2011, 12:42 AM
Steve C Steve C is offline
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Join Date: Mar 2005
Location: Phoenix, AZ
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All the loads below duplicate factory velocities very closely. Note the use of standard primers with 2400 as recommended by current Speer data. Magnum primers will push pressures up with 2400. I've had cratered and pierced primers using a mag primer with 14.0grs of 2400 and 158gr Speer bullets some 20+ years ago now.

14.0grs of 2400 behind a 158gr Rem JSP loaded in a Remington Case lit by a CCI 500 standard small pistol primer produced 1,243 fps average from my 4" S&W M66.

15.8grs of H110 behind a 158gr Rem JhP loaded in a Remington Case lit by a CCI 550 magnum small pistol primer produced 1,219 fps average from the same 4" S&W M66.

13.0grs of AA#9 behind a 158gr Rem JSP from miscellaneous brand cases lit by a WSP primer produced 1,289 fps average velocity from a 6" Colt Trooper MK3.
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