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The .22 PPC / 5.7x38mm is a centerfire rifle cartridge developed in 1974 by Dr. Louis Palmisano and Ferris Pindell, primarily as a benchrest cartridge. The cartridge is based on the 5.6×39mm (.220 Russian) case which is a necked-down version of the 7.62×39mm Soviet military cartridge. [ 1 ]
.22 PPC.22 Remington Jet.22 Spitfire ... Reloading information at Load Data; ... Cartridge and reloading info can be found at Accurate Reloading
It is the parent case for the .22 PPC, 6mm PPC, and the 6.5mm Grendel cartridges. [6] Ballistics. From Wolf. [8] Ballistic data (3.5 gram SP bullet) Distance (m) 0 50 100
Common rifle cartridges, from the largest .50 BMG to the smallest .22 Long Rifle with a $1 United States dollar bill in the background as a reference point.. This is a table of selected pistol/submachine gun and rifle/machine gun cartridges by common name.
The .22 Spitfire is an American wildcat rifle cartridge developed by Col. Melvin M. Johnson. It was originally named the MMJ 5.7mm [ 1 ] by its designer and is also known in the U.S. as the 5.7mm Johnson , the Johnson MMJ 5.7mm Spitfire , and the .22 Johnson , (or 5.7×33mm internationally).
The .220 Russian is still the parent cartridge of choice for the PPC line of cartridges, such as the .22 PPC and 6mm PPC, even though there are far more PPC-chambered firearms available than .220 Russian chamberings. Likewise, the PPC line of cartridges were the parent case of the 6.5 Grendel, a long-range, high-energy cartridge for the AR-15. [23]
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22 Nosler : Proprietary, uses the head and rim dimensions of the 5.56x45, and a case-body that is similar to the 6.8 SPC case. To increase powder capacity, the shoulder is located higher than the 6.8, and the case is longer.