operating cycle
121Remington 51 — Infobox Weapon name=Remington Model 51 caption=The Remington 51, left side origin=flag|United States type=Semi automatic pistol is ranged=yes service= used by= wars= designer=John Pedersen design date=1917 manufacturer=Remington Arms Company… …
122Cartridge (firearms) — From left: .50 BMG, .300 Win Mag, .308 Winchester, 7.62×39mm, 5.56×45mm NATO, .22LR. A cartridge, also called a round, packages the bullet, gunpowder and primer into a single metallic case precisely made to fit the firing chamber of a firearm …
123Pistol slide — The slide (or slideback) is the part on the majority of semi automatic pistols that moves during the operating cycle and generally houses the firing pin or striker, extractor, and serves as the bolt. It is spring loaded so that once it has moved… …
124USS Manley (DD-940) — USS Manley (DD 940), named for Captain John Manley (1773 to 1793), was a Forrest Sherman class destroyer built by the Bath Iron Works Corporation at Bath in Maine. The keel was laid down on February 10, 1955. MANLEY was commissioned on February 1 …
125Heckler & Koch G3 — G3 G3A3 Battle Rifle Type Battle rifle Place of origin …
126Junkers Jumo 205 — The Junkers Jumo 205 aircraft engine was the most famous of a series of diesel engines that were the first, and for more than half a century, the only successful aircraft diesel engines. The Jumo 204 first entered service in 1932. Later engines… …
127M1941 Johnson rifle — Infobox Weapon|is ranged=yes name=Johnson M1941 caption= origin=flagcountry|United States type=Semi automatic rifle designer=Melvin Johnson design date=1939 service=1941–1945 used by=See Users cartridge=.30 06 Springfield 7x57mm Mauser… …
128Secular variation — The secular variation (or secular trend) of a time series is its long term non periodic variation, as opposed to its periodic variation. Of course, whether something is perceived as a secular variation or not depends on the available timescale:… …
