300 RUM 245gr Berger EOL Elite Hunter

Tjangevine33

Beginner
Aug 28, 2024
13
1
Does anyone have any load data for a 300 RUM using the Berger 245gr EOL. COL of 3.75 H2O of 113.1 gr. Average temp 50° altitude 8000ft.
 

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does Berger have any data for it in their manual? The 230 Berger was as heavy as I’ve used in my 300 RUM.
 
No there manual only goes up to the 230gr. I would assume that to be due to the fact that the 245gr bullet is too long to fit in the factory col.
 
I ran the numbers through QL without changing anything. From my experience, you'll likely be a 100 FPS above these numbers while staying within the 65K PSI range. I would have to mess with the Ba of the RUM to get the numbers to jive. Anyhow, I hope this gives you a place to start. Scotty

Cartridge : .300 Rem Ultra Mag
Bullet : .308, 245, Berger EOL Elit Hunt #30560
Useable Case Capaci: 96.750 grain H2O = 6.282 cm³
Cartridge O.A.L. L6: 3.750 inch = 95.25 mm
Barrel Length : 26.0 inch = 660.4 mm
Powder : Vihtavuori N570 *C

Predicted data by increasing and decreasing the given charge,
incremented in steps of 0.649% 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

-06.5 90 85.09 2689 3934 54533 13651 99.6 1.538
-05.8 91 85.68 2708 3988 55764 13707 99.7 1.522 ! Near Maximum !
-05.2 92 86.27 2726 4043 57021 13759 99.8 1.507 ! Near Maximum !
-04.5 92 86.86 2745 4098 58306 13808 99.9 1.491 ! Near Maximum !
-03.9 93 87.46 2763 4153 59619 13854 99.9 1.476 ! Near Maximum !
-03.2 94 88.05 2781 4209 60962 13896 100.0 1.461 ! Near Maximum !
-02.6 94 88.64 2800 4264 62334 13935 100.0 1.446 ! Near Maximum !
-01.9 95 89.23 2818 4320 63736 13970 100.0 1.431 ! Near Maximum !
-01.3 96 89.82 2836 4376 65170 14004 100.0 1.417 !DANGEROUS LOAD-DO NOT USE!
-00.6 96 90.41 2854 4432 66635 14036 100.0 1.403 !DANGEROUS LOAD-DO NOT USE!
+00.0 97 91.00 2872 4488 68134 14069 100.0 1.389 !DANGEROUS LOAD-DO NOT USE!
+00.6 97 91.59 2890 4544 69666 14101 100.0 1.375 !DANGEROUS LOAD-DO NOT USE!
+01.3 98 92.18 2908 4601 71233 14132 100.0 1.361 !DANGEROUS LOAD-DO NOT USE!
+01.9 99 92.77 2926 4657 72835 14163 100.0 1.347 !DANGEROUS LOAD-DO NOT USE!
+02.6 99 93.36 2944 4714 74474 14194 100.0 1.334 !DANGEROUS LOAD-DO NOT USE!
+03.2 100 93.95 2961 4771 76150 14224 100.0 1.320 !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 97 91.00 2987 4854 82910 13506 100.0 1.278 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba 97 91.00 2697 3958 53636 14390 97.6 1.539


Cartridge : .300 Rem Ultra Mag
Bullet : .308, 245, Berger EOL Elit Hunt #30560
Useable Case Capaci: 96.750 grain H2O = 6.282 cm³
Cartridge O.A.L. L6: 3.750 inch = 95.25 mm
Barrel Length : 26.0 inch = 660.4 mm
Powder : Hodgdon US 869

Predicted data by increasing and decreasing the given charge,
incremented in steps of 0.597% 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

-06.0 98 93.09 2590 3650 52773 12882 96.2 1.562
-05.4 99 93.68 2608 3701 53934 12961 96.4 1.546
-04.8 99 94.27 2627 3753 55122 13038 96.7 1.531
-04.2 100 94.86 2645 3805 56338 13113 97.0 1.515 ! Near Maximum !
-03.6 100 95.46 2663 3858 57582 13185 97.2 1.500 ! Near Maximum !
-03.0 101 96.05 2681 3911 58857 13256 97.5 1.485 ! Near Maximum !
-02.4 102 96.64 2700 3965 60161 13324 97.7 1.470 ! Near Maximum !
-01.8 102 97.23 2718 4018 61497 13390 97.9 1.455 ! Near Maximum !
-01.2 103 97.82 2736 4072 62865 13454 98.1 1.440 ! Near Maximum !
-00.6 104 98.41 2754 4127 64266 13515 98.3 1.426 !DANGEROUS LOAD-DO NOT USE!
+00.0 104 99.00 2773 4182 65701 13574 98.5 1.411 !DANGEROUS LOAD-DO NOT USE!
+00.6 105 99.59 2791 4237 67172 13631 98.7 1.397 !DANGEROUS LOAD-DO NOT USE!
+01.2 105 100.18 2809 4293 68678 13685 98.8 1.383 !DANGEROUS LOAD-DO NOT USE!
+01.8 106 100.77 2827 4348 70223 13736 99.0 1.369 !DANGEROUS LOAD-DO NOT USE!
+02.4 107 101.36 2845 4405 71805 13785 99.1 1.356 !DANGEROUS LOAD-DO NOT USE!
+03.0 107 101.95 2864 4461 73428 13831 99.3 1.342 !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 99.00 2910 4608 79662 13250 100.0 1.298 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba 104 99.00 2584 3633 52221 13137 92.3 1.561

Cartridge : .300 Rem Ultra Mag
Bullet : .308, 245, Berger EOL Elit Hunt #30560
Useable Case Capaci: 96.750 grain H2O = 6.282 cm³
Cartridge O.A.L. L6: 3.750 inch = 95.25 mm
Barrel Length : 26.0 inch = 660.4 mm
Powder : Hodgdon H1000 *T

Predicted data by increasing and decreasing the given charge,
incremented in steps of 0.687% 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

-06.9 91 80.09 2592 3656 53338 11395 100.0 1.532
-06.2 91 80.68 2609 3704 54582 11433 100.0 1.516
-05.5 92 81.27 2626 3752 55855 11471 100.0 1.501 ! Near Maximum !
-04.8 93 81.86 2643 3801 57157 11508 100.0 1.485 ! Near Maximum !
-04.1 93 82.46 2660 3849 58488 11545 100.0 1.470 ! Near Maximum !
-03.4 94 83.05 2677 3898 59850 11581 100.0 1.455 ! Near Maximum !
-02.7 95 83.64 2694 3947 61243 11617 100.0 1.440 ! Near Maximum !
-02.1 95 84.23 2710 3996 62668 11653 100.0 1.426 ! Near Maximum !
-01.4 96 84.82 2727 4045 64126 11688 100.0 1.411 ! Near Maximum !
-00.7 97 85.41 2743 4095 65617 11723 100.0 1.397 !DANGEROUS LOAD-DO NOT USE!
+00.0 97 86.00 2760 4144 67144 11757 100.0 1.383 !DANGEROUS LOAD-DO NOT USE!
+00.7 98 86.59 2776 4194 68706 11791 100.0 1.369 !DANGEROUS LOAD-DO NOT USE!
+01.4 99 87.18 2793 4244 70305 11824 100.0 1.356 !DANGEROUS LOAD-DO NOT USE!
+02.1 99 87.77 2809 4294 71941 11857 100.0 1.342 !DANGEROUS LOAD-DO NOT USE!
+02.7 100 88.36 2826 4344 73616 11890 100.0 1.329 !DANGEROUS LOAD-DO NOT USE!
+03.4 101 88.95 2842 4394 75331 11922 100.0 1.316 !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 97 86.00 2843 4396 80450 11379 100.0 1.288 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba 97 86.00 2633 3773 53930 12297 99.9 1.513
 
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