Reloading Data
Cartridge Loads
Shotshell Loads
Instructions: Select a Load Type and Cartridge, then click Get Data to view results. You may also filter by Manufacturer, Bullet Weight and Powder.
Filters
Load Type
- Select - Rifle *Cartridge
Cartridge: 300 Remington Ultra Mag
Load Type: Rifle
Starting Loads
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Maximum Loads
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Bullet Weight (Gr.) Order BW Powder Bullet Diam. C.O.L. Grs. Vel. (ft/s) Pressure Grs. Vel. (ft/s) Pressure
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130 GR. BAR XLC BT 130 H1000 .308" 3.550" 100.0 3349 50,900 PSI 107.0C 3615 63,500 PSI
130 GR. BAR XLC BT 130 H4831 .308" 3.550" 93.0 3330 51,200 PSI 99.5 3579 62,800 PSI
130 GR. BAR XLC BT 130 H4350 .308" 3.550" 87.0 3436 54,000 PSI 93.0 3638 63,000 PSI
140 GR. BAR XBT 140 Retumbo .308" 3.555" 97.0 3282 52,100 PSI 103.5C 3493 61,400 PSI
140 GR. BAR XBT 140 H1000 .308" 3.555" 95.0 3326 56,900 PSI 101.0 3470 63,100 PSI
140 GR. BAR XBT 140 H4831 .308" 3.555" 87.0 3258 55,100 PSI 93.0 3447 63,600 PSI
150 GR. SIE SPBT 150 Retumbo .308" 3.530" 100.0 3343 52,600 PSI 106.0C 3531 60,800 PSI
150 GR. SIE SPBT 150 H1000 .308" 3.530" 98.0 3258 53,100 PSI 102.0 3457 62,900 PSI
150 GR. SIE SPBT 150 H4831 .308" 3.530" 90.0 3243 55,100 PSI 94.0 3408 62,900 PSI
150 GR. SIE SPBT 150 IMR 7828 .308" 3.530" 86.5 3105 52,100 PSI 92.0 3319 63,000 PSI
150 GR. SIE SPBT 150 IMR 4831 .308" 3.530" 85.0 3207 50,600 PSI 90.5 3380 63,700 PSI
150 GR. SIE SPBT 150 IMR 4350 .308" 3.530" 81.5 3147 53,200 PSI 86.7 3362 63,500 PSI
165 GR. SFT SP 165 Retumbo .308" 3.530" 97.0 3241 54,200 PSI 103.0C 3414 62,300 PSI
165 GR. SFT SP 165 H1000 .308" 3.530" 94.0 3135 53,300 PSI 98.0 3321 62,500 PSI
165 GR. SFT SP 165 H4831 .308" 3.530" 85.0 3057 52,300 PSI 90.0 3255 62,100 PSI
165 GR. SFT SP 165 IMR 7828 .308" 3.530" 84.5 2985 54,300 PSI 90.0 3178 63,200 PSI
165 GR. SFT SP 165 IMR 4831 .308" 3.530" 80.0 2951 51,100 PSI 87.0 3215 62,900 PSI
165 GR. SFT SP 165 IMR 4350 .308" 3.530" 78.0 2985 52,800 PSI 83.0 3181 63,100 PSI
180 GR. SPR SPBT 180 US 869 .308" 3.530" 104.0 2994 53,800 PSI 107.0 3070 57,300 PSI
180 GR. SPR SPBT 180 H50BMG .308" 3.530" 103.0 3005 53,700 PSI 108.0C 3159 62,100 PSI
180 GR. SPR SPBT 180 Retumbo .308" 3.530" 94.0 3182 58,400 PSI 100.5C 3300 62,400 PSI
180 GR. SPR SPBT 180 H1000 .308" 3.530" 91.0 3018 52,300 PSI 96.0 3218 62,800 PSI
180 GR. SPR SPBT 180 H4831 .308" 3.530" 84.0 2997 54,000 PSI 89.0 3167 62,500 PSI
180 GR. SPR SPBT 180 IMR 7828 .308" 3.530" 81.0 2869 52,000 PSI 86.5 3069 63,200 PSI
180 GR. SPR SPBT 180 IMR 4831 .308" 3.530" 78.0 2907 53,700 PSI 83.0 3075 63,200 PSI
180 GR. SPR SPBT 180 IMR 4350 .308" 3.530" 76.0 2869 51,800 PSI 81.0 3071 63,200 PSI
190 GR. HDY SPBT 190 US 869 .308" 3.555" 100.0 2905 52,600 PSI 104.0 3035 59,200 PSI
190 GR. HDY SPBT 190 H50BMG .308" 3.555" 100.0 2938 54,900 PSI 105.0C 3085 63,000 PSI
190 GR. HDY SPBT 190 Retumbo .308" 3.555" 90.0 3069 56,500 PSI 96.0 3204 62,500 PSI
190 GR. HDY SPBT 190 H1000 .308" 3.555" 88.0 2971 54,900 PSI 93.0 3130 63,500 PSI
190 GR. HDY SPBT 190 H4831 .308" 3.555" 80.0 2892 53,000 PSI 85.0 3069 62,500 PSI
190 GR. HDY SPBT 190 IMR 7828 .308" 3.555" 80.5 2802 51,700 PSI 85.5 2985 62,000 PSI
190 GR. HDY SPBT 190 IMR 4831 .308" 3.555" 77.0 2849 54,300 PSI 82.5 3013 63,900 PSI
190 GR. HDY SPBT 190 IMR 4350 .308" 3.555" 75.0 2804 51,800 PSI 80.0 3001 63,100 PSI
200 GR. BAR XFB 200 US 869 .308" 3.555" 96.0 2834 58,000 PSI 100.0 2919 61,800 PSI
200 GR. BAR XFB 200 H50BMG .308" 3.555" 92.0 2767 56,100 PSI 98.0C 2910 63,100 PSI
200 GR. BAR XFB 200 Retumbo .308" 3.555" 81.0 2852 56,200 PSI 86.0 2988 62,800 PSI
200 GR. BAR XFB 200 H1000 .308" 3.555" 80.0 2767 57,400 PSI 83.0 2850 62,800 PSI
200 GR. NOS AB 200 H50BMG .308" 3.600" 96.0 2762 49,700 PSI 102.0C 2950 58,900 PSI
200 GR. NOS AB 200 Retumbo .308" 3.600" 89.0 2904 56,400 PSI 95.5C 3048 62,400 PSI
200 GR. NOS AB 200 H1000 .308" 3.600" 87.0 2839 56,000 PSI 92.5 2975 62,800 PSI
200 GR. NOS AB 200 H4831 .308" 3.600" 79.0 2787 54,700 PSI 85.0 2953 63,600 PSI
200 GR. NOS AB 200 IMR 7828 .308" 3.600" 77.0 2670 51,200 PSI 82.0 2857 61,800 PSI
220 GR. NOS PART 220 US 869 .308" 3.530" 97.0 2758 49,500 PSI 101.0 2875 55,200 PSI
220 GR. NOS PART 220 H50BMG .308" 3.530" 95.0 2699 54,000 PSI 100.5C 2850 62,500 PSI
220 GR. NOS PART 220 Retumbo .308" 3.530" 84.0 2800 56,600 PSI 89.0 2905 61,900 PSI
220 GR. NOS PART 220 H1000 .308" 3.530" 83.0 2704 54,500 PSI 89.0 2863 63,500 PSI
220 GR. NOS PART 220 IMR 7828 .308" 3.530" 77.5 2600 53,400 PSI 82.5 2774 63,200 PSI
NEVER EXCEED MAXIMUM LOADS
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