enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. .17 HM2 - Wikipedia

    en.wikipedia.org/wiki/.17_HM2

    The .17 Hornady Mach 2, commonly known as the .17 HM2, is a rimfire cartridge introduced in 2004 by the ammunition manufacturer Hornady, following the successful launch in 2002 of the .17 HMR. The .17 HM2 is based on the .22 Long Rifle "Stinger" case, necked down to .17 caliber (4.5 mm) and using a bullet weighing less than half the weight of a ...

  3. .17 HMR - Wikipedia

    en.wikipedia.org/wiki/.17_HMR

    Source (s): Hornady [2] .17 Hornady Magnum Rimfire, commonly known as the .17 HMR, is a rimfire rifle cartridge developed by Hornady [3] in 2002. It was developed by necking down a .22 Winchester Magnum Rimfire case to take a .17 caliber (4.5mm) projectile. Commonly loaded with a 17 grain (1.1 g) projectile, it can deliver muzzle velocities in ...

  4. Normal shock tables - Wikipedia

    en.wikipedia.org/wiki/Normal_shock_tables

    In aerodynamics, the normal shock tables are a series of tabulated data listing the various properties before and after the occurrence of a normal shock wave. [1] With a given upstream Mach number , the post-shock Mach number can be calculated along with the pressure , density , temperature , and stagnation pressure ratios.

  5. .22 Long Rifle - Wikipedia

    en.wikipedia.org/wiki/.22_Long_Rifle

    1,640 ft/s (500 m/s) 191 ft⋅lbf (259 J) Test barrel length: 18.5 in (470 mm) Source (s): [2][3] The .22 Long Rifle, also known as the .22LR or 5.6×15mmR, [4][5] is a long-established variety of .22 caliber rimfire ammunition originating from the United States. It is used in a wide range of firearms including rifles, pistols, revolvers, and ...

  6. Rimfire ammunition - Wikipedia

    en.wikipedia.org/wiki/Rimfire_ammunition

    The .17 HM2 (Hornady Mach 2) is based on the .22 Long Rifle and offers similar performance advantages over its parent cartridge, at a significantly higher cost. While .17 HM2 sells for about four times the cost of .22 Long Rifle ammunition, it is still significantly cheaper than most centerfire ammunition and somewhat cheaper than the .17 HMR.

  7. 3D printers turn regular guns into machine guns. Feds are ...

    www.aol.com/3d-printers-turn-regular-guns...

    Personally made firearms that fire one shot at a time are legal, as is 3D printing certain guns as a hobbyist. But further manufacturing faces a key legal test in October when the Supreme Court ...

  8. .17 Mach IV - Wikipedia

    en.wikipedia.org/wiki/.17_Mach_IV

    849 ft⋅lbf (1,151 J) Source (s): 6mmBR [1] Hodgdon [2] The .17 Mach IV is a wildcat centerfire rifle cartridge, based on the .221 Remington Fireball case, necked down to fire a 0.172 inches (4.4 mm) bullet. The cartridge was introduced in 1962 by Vern O’Brien. [1] The cartridge offered an easy case conversion and good ballistics, but could ...

  9. Small plane crash-lands and bursts into flames on Los ... - AOL

    www.aol.com/small-plane-crash-lands-bursts...

    September 6, 2024 at 10:07 AM. A small plane crash-landed on a street in Los Angeles’ South Bay area early Friday morning, leaving two people critically injured, according to reports. The plane ...