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Cartridge : .25-06 Rem.
Bullet : .257, 100, Speer SP 1405
Useable Case Capaci: 63.264 grain H2O = 4.108 cm³
Cartridge O.A.L. L6: 3.250 inch = 82.55 mm
Barrel Length : 24.0 inch = 609.6 mm
Powder : Hodgdon H4831
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 92 52.20 2887 1850 40710 11201 90.4 1.289
-09.0 93 52.78 2921 1894 42088 11357 91.1 1.270
-08.0 94 53.36 2955 1938 43513 11510 91.7 1.250
-07.0 95 53.94 2989 1983 44993 11660 92.3 1.231
-06.0 96 54.52 3023 2029 46524 11807 92.9 1.211
-05.0 97 55.10 3057 2075 48112 11951 93.4 1.193
-04.0 98 55.68 3091 2122 49756 12091 94.0 1.174
-03.0 99 56.26 3125 2169 51463 12227 94.5 1.156
-02.0 100 56.84 3160 2217 53231 12359 95.0 1.138
-01.0 101 57.42 3194 2265 55066 12487 95.5 1.121
+00.0 102 58.00 3229 2314 56967 12610 95.9 1.104 ! Near Maximum !
+01.0 103 58.58 3263 2364 58929 12729 96.4 1.087 ! Near Maximum !
+02.0 104 59.16 3297 2414 60957 12844 96.8 1.071 ! Near Maximum !
+03.0 105 59.74 3332 2465 63058 12953 97.2 1.054 ! Near Maximum !
+04.0 106 60.32 3366 2516 65238 13058 97.5 1.038 !DANGEROUS LOAD-DO NOT USE!
+05.0 107 60.90 3401 2568 67499 13157 97.9 1.022 !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 102 58.00 3398 2564 67925 12718 99.6 1.021 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba 102 58.00 3012 2015 46540 11898 88.4 1.210