Cartridge : .243 Win.
Bullet : .243, 75, Sierra HP 1510
Useable Case Capaci: 51.313 grain H2O = 3.332 cm³
Cartridge O.A.L. L6: 2.630 inch = 66.80 mm
Barrel Length : 22.0 inch = 558.8 mm
Powder : Alliant Reloder-19 *C
Predicted data by increasing and decreasing the given charge,
incremented in steps of 1.0% of nominal charge.
CAUTION: Figures exceed maximum and minimum recommended loads !
Step Fill. Charge Vel. Energy Pmax Pmuz Prop.Burnt B_Time
% % Grains fps ft.lbs psi psi % ms
-10.0 93 44.10 2978 1477 41878 10942 90.1 1.166
-09.0 94 44.59 3013 1512 43323 11093 90.8 1.148
-08.0 95 45.08 3048 1547 44820 11240 91.4 1.130
-07.0 96 45.57 3083 1583 46371 11385 92.0 1.112
-06.0 97 46.06 3119 1620 47979 11526 92.7 1.095
-05.0 98 46.55 3154 1657 49645 11663 93.3 1.078
-04.0 99 47.04 3189 1694 51373 11796 93.8 1.061 ! Near Maximum !
-03.0 100 47.53 3224 1731 53166 11925 94.4 1.045 ! Near Maximum !
-02.0 102 48.02 3260 1770 55026 12050 94.9 1.029 ! Near Maximum !
-01.0 103 48.51 3295 1808 56954 12170 95.4 1.013 ! Near Maximum !
+00.0 104 49.00 3330 1847 58959 12286 95.9 0.998 ! Near Maximum !
+01.0 105 49.49 3366 1886 61038 12397 96.4 0.983 !DANGEROUS LOAD-DO NOT USE!
+02.0 106 49.98 3401 1926 63198 12503 96.8 0.968 !DANGEROUS LOAD-DO NOT USE!
+03.0 107 50.47 3436 1966 65439 12604 97.2 0.953 !DANGEROUS LOAD-DO NOT USE!
+04.0 108 50.96 3472 2007 67757 12699 97.6 0.938 !DANGEROUS LOAD-DO NOT USE!
+05.0 109 51.45 3507 2048 70155 12789 97.9 0.924 !DANGEROUS LOAD-DO NOT USE!
Results caused by ± 10% powder lot-to-lot burning rate variation using nominal charge
Data for burning rate increased by 10% relative to nominal value:
+Ba 104 49.00 3509 2050 70641 12392 99.6 0.922 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba 104 49.00 3103 1603 48104 11574 88.3 1.095
