| NEVER Exceed the
Loads Listed Here | |
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| Cartridge Information | Case: | Winchester | | | Barrel Length: | 24" | | | Twist: | 1:10" | | | Trim Length: | 2.090" | | | Primer: | Winchester LRM | | | | | | | | | |
325 WSM Cartridge Load Data
| Starting Loads
| Maximum Loads
| | Bullet Weight (Gr.) | Powder | Bullet Dia. | C.O.L. | Grs. | Vel. (ft/s) | Pressure | Grs. | Vel. (ft/s) | Pressure | | 150 GR. HDY SP | IMR 4831 | .323" | 2.810" | 69.0 | 2960 | 49,300 PSI | 73.0C | 3162 | 59,700 PSI | | 150 GR. HDY SP | IMR 4350 | .323" | 2.810" | 68.0 | 3008 | 50,100 PSI | 70.5 | 3198 | 61,500 PSI | | 150 GR. HDY SP | IMR 4320 | .323" | 2.810" | 61.0 | 3012 | 52,200 PSI | 63.5 | 3171 | 61,500 PSI | | 150 GR. HDY SP | IMR 4064 | .323" | 2.810" | 59.0 | 3076 | 53,600 PSI | 62.0 | 3207 | 61,100 PSI | | 150 GR. HDY SP | IMR 4895 | .323" | 2.810" | 60.0 | 3075 | 53,900 PSI | 63.2 | 3245 | 63,100 PSI | | 150 GR. HDY SP | IMR 3031 | .323" | 2.810" | 56.0 | 3027 | 52,600 PSI | 58.7 | 3184 | 62,200 PSI |
| | 175 GR. SIE SP | IMR 4831 | .323" | 2.855" | 66.0 | 2798 | 50,300 PSI | 70.0C | 2996 | 61,900 PSI | | 175 GR. SIE SP | IMR 4350 | .323" | 2.855" | 64.3 | 2820 | 51,100 PSI | 68.4C | 3011 | 62,000 PSI | | 175 GR. SIE SP | IMR 4320 | .323" | 2.855" | 58.0 | 2801 | 52,200 PSI | 61.7 | 2960 | 61,500 PSI | | 175 GR. SIE SP | IMR 4064 | .323" | 2.855" | 56.5 | 2812 | 51,900 PSI | 59.8 | 2976 | 61,800 PSI | | 175 GR. SIE SP | IMR 4895 | .323" | 2.855" | 57.5 | 2848 | 53,000 PSI | 61.0 | 3002 | 62,400 PSI | | 175 GR. SIE SP | IMR 3031 | .323" | 2.855" | 53.0 | 2791 | 53,200 PSI | 56.0 | 2923 | 62,300 PSI |
| | 180 GR. NOS BT | IMR 4831 | .323" | 2.840" | 64.0 | 2727 | 51,400 PSI | 68.5C | 2927 | 61,100 PSI | | 180 GR. NOS BT | IMR 4350 | .323" | 2.840" | 62.0 | 2726 |
52,500 PSI |
67.0C | 2954 | 62,500 PSI | | 180 GR. NOS BT | IMR 4320 | .323" | 2.840" | 55.0 | 2702 | 51,900 PSI | 59.5 | 2896 | 62,900 PSI | | 180 GR. NOS BT | IMR 4064 | .323" | 2.840" | 54.0 | 2689 | 50,100 PSI | 58.0 | 2865 | 60,100 PSI | | 180 GR. NOS BT | IMR 4895 | .323" | 2.840" | 55.5 | 2781 | 55,500 PSI | 58.7 | 2906 | 62,700 PSI |
| | 195 GR. HDY SP | IMR 7828 | .323" | 2.855" | 66.5 | 2681 | 53,500 PSI | 71.0C | 2860 | 63,800 PSI | | 195 GR. HDY SP | IMR 4831 | .323" | 2.855" | 66.0 | 2726 | 53,400 PSI | 70.0C | 2905 | 63,100 PSI | | 195 GR. HDY SP | IMR 4350 | .323" | 2.855" | 62.0 | 2678 | 52,200 PSI | 66.0 | 2866 | 62,300 PSI | | 195 GR. HDY SP | IMR 4320 | .323" | 2.855" | 55.5 | 2654 | 52,800 PSI | 59.0 | 2795 | 62,200 PSI | | 195 GR. HDY SP | IMR 4064 | .323" | 2.855" | 54.0 | 2658 | 54,700 PSI | 57.5 | 2789 | 63,100 PSI | | 195 GR. HDY SP | IMR 4895 | .323" | 2.855" | 53.8 | 2623 | 53,700 PSI | 57.2 | 2768 | 61,100 PSI |
| | 200 GR. BAR XLC | IMR 7828 | .323" | 2.860" | 66.7 | 2614 | 52,600 PSI | 71.0C* | 2784 | 61,600 PSI | | 200 GR. BAR XLC | IMR 4831 | .323" | 2.860" | 65.0 | 2614 | 48,300 PSI | 69.5C | 2788 | 58,200 PSI | | 200 GR. BAR XLC | IMR 4350 | .323" | 2.860" | 63.5 | 2650 | 51,400 PSI | 67.5C | 2818 | 62,100 PSI | | 200 GR. BAR XLC | IMR 4320 | .323" | 2.860" | 56.0 | 2590 | 51,000 PSI | 60.0 | 2771 | 62,700 PSI | | 200 GR. BAR XLC | IMR 4064 | .323" | 2.860" | 54.0 | 2592 | 51,100 PSI | 57.7 | 2759 | 62,500 PSI | | 200 GR. BAR XLC | IMR 4895 | .323" | 2.860" | 55.0 | 2596 | 51,500 PSI | 58.7 | 2759 | 61,400 PSI |
| | 220 GR. SFT SP | IMR 7828 | .323" | 2.845" | 62.5 | 2469 | 52,200 PSI | 66.5C* | 2643 | 61,500 PSI | | 220 GR. SFT SP | IMR 4831 | .323" | 2.845" | 62.0 | 2549 | 43,300 PSI | 66.0C | 2706 | 54,900 PSI | | 220 GR. SFT SP | IMR 4350 | .323" | 2.845" | 59.7 | 2467 | 50,400 PSI | 63.5C | 2647 | 60,600 PSI | | 220 GR. SFT SP | IMR 4320 | .323" | 2.845" | 51.7 | 2469 | 56,500 PSI | 55.0 | 2564 | 61,900 PSI | | 220 GR. SFT SP | IMR 4064 | .323" | 2.845" | 51.0 | 2458 | 54,900 PSI | 54.0 | 2585 | 63,000 PSI | | 220 GR. SFT SP | IMR 4895 | .323" | 2.845" | 51.0 | 2446 | 52,700 PSI | 54.3 | 2578 | 61,700 PSI |
| C = Compressed Charge * Max loads that show an asterisk following the "C" for compressed load will not fit with standard IMR7828. Reduce by 4%. |
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