Individually my guns in 45 acp:
1) Para Ordanance P10 reached +P and gets recoil spring bind
2) Colt Commander reached 45 Super and springs at a limit
3) Patriot past 460 Rowland with 42 pound spring set.
4) 1903 Turkish Masuer 45acp has reached primer fall out.
OAL=1.275" [45 Super and 460 Roland loads in 45acp brass]
0) 45 acp......................... 185 gr 7.6 gr AA#5 jams stock recoil spring
1) 45 acp......................... 185 gr 10.2 gr AA#5 1100 fps 18,000psi
2) 45 acp +P.................... 185 gr 10.8 gr AA#5 1200 fps 21,700 psi
3) 45 Super...................... 185 gr 12.4 gr AA#5 1312 fps 28,000 cup
4) 460 Rowland................ 185 gr 14.5 gr AA#5 1500 fps 38,800 cup
5) Easy extraction ............ 185 gr 15.0 gr AA#5 1550 fps 20 oz Patriot
6) Case starts to stretch... 185 gr 15.2 gr AA#5 1770 fps 15 lb 98 Mauser
7) difficult extraction ......... 185 gr 16.0 gr AA#5 1850 fps 15 lb 98 Mauser
8) primer falls out ............. 185 gr 16.5 gr AA#5 1900 fps 15 lb 98 Mauser