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6.8×43mm雷明登SPC

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6.8×43mm Remington SPC
6.8mm Remington SPC (left) as compared to the 5.56×45mm NATO cartridge (right)
類型Rifle
原產地 美国
生产历史
研发者雷明登美國特種作戰司令部
研发日期2002—2004年
基本规格
前代彈系.30 Remington
彈殼類型Rimless, bottlenecked
彈頭直徑0.277英寸(7.0 mm)
彈頸直徑0.298英寸(7.6 mm)
彈肩直徑0.402英寸(10.2 mm)
殼底直徑0.421英寸(10.7 mm)
底緣直徑0.422英寸(10.7 mm)
底緣厚度0.049英寸(1.2 mm)
彈殼長度1.667英寸(42.3 mm)
全長2.260—2.3英寸(57.4—58.4 mm)
最大压力(C.I.P)58,700 psi(405 MPa)
最大压力(SAAMI)55,000 psi(380 MPa)
彈道表現
彈頭重量/種類 槍口初速 能量
7.45 g (115 gr) fmj 2,575 ft/s(785 m/s) 1,694 ft·lbf(2,297 J)
7.78 g (120 gr) sst 2,460 ft/s(750 m/s) 1,612 ft·lbf(2,186 J)
7.1 g (110 gr) Sierra Pro Hunter 2,500 ft/s(760 m/s) 1,525 ft·lbf(2,068 J)
5.5 g (85 gr) Barnes TSX with "tactical" factory SSA load 3,070 ft/s(940 m/s) 1,780 ft·lbf(2,410 J)
测试枪管长度:410毫米(16英寸) [1][2][3]
来源:[4]

6.8×43mm雷明登SPC(又稱:6.8 SPC、6.8 SPC II和6.8×43mm)是由美國雷明登公司研發的步枪子彈,主要用這種子彈的槍是Remington ACR 6.8。

參考資料

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6.8×43mm雷明登SPC
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