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  2. List of the United States Army fire control and sighting ...

    en.wikipedia.org/wiki/List_of_the_United_States...

    This is a list of United States Army fire control, and sighting material by supply catalog designation, or Standard Nomenclature List (SNL) group "F".The United States Army Ordnance Corps Supply Catalog used an alpha-numeric nomenclature system from about the mid-1920s to about 1958.

  3. Springfield model 1884 - Wikipedia

    en.wikipedia.org/wiki/Springfield_Model_1884

    The Buffington rear sight raised on a model 1884 Model 1884 lock work. The most dramatic change to the rifle design, which is often considered to be the identifying feature of the model 1884, was a new rear sight which had been designed by Lieutenant Colonel Adelbert R. Buffington of the U.S. Army Ordnance Department. This sight however was not ...

  4. Boresight (firearm) - Wikipedia

    en.wikipedia.org/wiki/Boresight_(firearm)

    For AR style rifles the upper receiver can be dropped from the lower receiver and the bolt carrier group (BCG) can be removed exposing a clear line of sight through the barrel. With the upper receiver fixed in place you can then co-witness through the barrel and the sights on the top of the rifle, while doing this you can visually align the ...

  5. Springfield model 1873 - Wikipedia

    en.wikipedia.org/wiki/Springfield_model_1873

    The muzzle velocity of the carbine bullet was 1,150 feet per second. The 1884 model rifle generated 1525 ft lbs of energy at 100 yds, and 562.3 ft lbs of energy at 1,000 yards, with a maximum range of 3,500 yards. Velocity chart for the Springfield Model 1884 Force of Impact Chart for the Springfield Model 1884

  6. Springfield model 1870 - Wikipedia

    en.wikipedia.org/wiki/Springfield_model_1870

    There were two versions of the Model 1870, which differed slightly from each other. The first version was produced in 1870 and 1871. The rear sight was improved, and the receiver was shortened to create the Model 1870 receiver. The rear sight on the first Model 1870 was almost against the receiver. 1,000 of these rifles were manufactured. [2]

  7. Rifleman's rule - Wikipedia

    en.wikipedia.org/wiki/Rifleman's_rule

    There is a device that is mounted on the rifle called a sight. While there are many forms of rifle sight, they all permit the shooter to set the angle between the bore of the rifle and the line of sight (LOS) to the target. Figure 2 illustrates the relationship between the LOS and bore angle. Figure 2: Illustration of a Rifle Showing Line of ...

  8. Springfield Model 1863 - Wikipedia

    en.wikipedia.org/wiki/Springfield_Model_1863

    The Model 1863 could be converted to breech-loading for about five dollars, at a time when a new rifle would cost about twenty dollars. The conversion of Model 1863 rifles therefore represented a significant cost savings to the U.S. military. The US Military adopted various models like the Springfield Model 1866.

  9. Thompson/Center Arms - Wikipedia

    en.wikipedia.org/wiki/Thompson/Center_Arms

    Thompson/Center's reintroduced Hawken-styled rifle with solid brass hardware and an American walnut stock, styled in large part on "plains rifles" made by Hawken in the 1800s, has become one of the most-copied firearms designs in history. [12] Thompson/Center produced these rifles in the following models and calibers: