270 Winchester

Bullet Diameter .277"
Barrel Length 24"
Twist 1 in 10"
Starting Loads
 Maximum Loads
Bullet Weight (Gr.) Powder C.O.L. Grs. Vel. (ft/s) Grs. Vel. (ft/s) Pressure(PSI)
90gr Speer TNT  Hunter  3.13 56.4 3,326 62.7 3,696 63,780
110gr Hornady V-MAX  Hunter  3.17 52.7 3,027 58.5 3,363 61,940
130gr Barnes TSX  Hunter  3.23 50.9 2,799 56.5 3,110 61,920
130gr Barnes MRX  Hunter  3.21 51.3 2,833 57 3,148 64,210
130gr Sierra SBT  Hunter  3.28 49.3 2,803 57.4 3,185 64,700
130gr Hornady SST  Hunter  3.23 51.3 2,829 57 3,143 63,430
140gr Barnes TSX  Hunter  3.2 48.6 2,670 54 2,967 63,490
140gr Nostler A-BOND  Hunter  3.33 48.9 2,649 54.3 2,943 62,600
150gr Sierra SPBT  Hunter  3.223 47.4 2,599 52.7 2,888 62,960
150gr Barnes TSX  Hunter  3.2 47.7 2,541 53 2,823 62,550
150gr Barnes MRX  Hunter  3.21 47.7 2,579 53 2,866 62,870
160gr Nostler PART  Hunter  3.33 45.9 2,481 51 2,757 63,290
130gr Barnes X  Magnum  3.31 57.8 2,682 64.2 3,042 58,780
130gr Sierra GK  Magnum  3.29 57.7 2,793 64.1 3,103 60,680
140gr Nostler B-TIP  Magnum  3.3 57 2,662 63.3 2,958 58,610
150gr Barnes X  Magnum  3.225 55.1 2,520 61.2 2,800 59,990
150gr Hornady SP  Magnum  3.27 56.4 2,572 62.7 2,858 60,880
150gr Nostler PART  Magnum  3.28 56.3 2,588 62.6 2,875 61,310
160gr Nostler PART  Magnum  3.33 54.6 2,540 60.7 2,822 63,330

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