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  2. Receiver (firearms) - Wikipedia

    en.wikipedia.org/wiki/Receiver_(firearms)

    A disassembled Mauser action showing a partially disassembled receiver and bolt. In firearms terminology and law, the firearm frame or receiver is the part of a firearm which integrates other components by providing housing for internal action components such as the hammer, bolt or breechblock, firing pin and extractor, and has threaded interfaces for externally attaching ("receiving ...

  3. Fairchild Republic A-10 Thunderbolt II - Wikipedia

    en.wikipedia.org/wiki/Fairchild_Republic_A-10...

    When full-rate production was first authorized, the A-10's planned service life was 6,000 hours. A small design reinforcement was quickly adopted when initial fatigue testing failed at 80% of testing; the A-10 passed fatigue tests with the fix. 8,000-flight-hour service lives were becoming common at the time, so fatigue testing of the A-10 ...

  4. Arado Ar 80 - Wikipedia

    en.wikipedia.org/wiki/Arado_Ar_80

    Blume immediately blamed all of the problems on Rethel, after noting that he was always skeptical of the design. He decided that the performance problems of having fixed gear would be offset by its lighter weight, and the Ar 80 then reverted to using a well-spatted and faired set of gear similar to those used on their various biplane designs ...

  5. Sobbing and prayers echo through South Korean airport as ...

    www.aol.com/sobbing-prayers-echo-south-korean...

    The sounds of sobbing, prayers and anguish echoed through the departures hall of an airport in southwestern South Korea on Monday as families of the victims killed when a passenger jet crash ...

  6. M4 carbine - Wikipedia

    en.wikipedia.org/wiki/M4_carbine

    In 2007, the USMC ordered its officers (up to the rank of lieutenant colonel) and staff non-commissioned officers to carry the M4 carbine instead of the M9 handgun. [22] This is in keeping with the Marine Corps doctrine, "Every Marine a rifleman." [23] The Marine Corps, however, chose the full-sized M16A4 over the M4 as its standard infantry rifle.

  7. McDonnell Douglas F/A-18 Hornet - Wikipedia

    en.wikipedia.org/wiki/McDonnell_Douglas_F/A-18...

    McDonnell filled in 80% of the gap, leaving a small slot to bleed air from the engine intake. This may have contributed to early problems with fatigue cracks appearing on the vertical stabilizers due to extreme structural loads, resulting in a short grounding in 1984 until the stabilizers were strengthened. Starting in May 1988, a small ...

  8. Bluetooth - Wikipedia

    en.wikipedia.org/wiki/Bluetooth

    A Bluetooth earbud, an earphone and microphone that communicates with a cellphone using the Bluetooth protocol. Bluetooth is a short-range wireless technology standard that is used for exchanging data between fixed and mobile devices over short distances and building personal area networks (PANs).

  9. Reorganization plan of United States Army - Wikipedia

    en.wikipedia.org/wiki/Reorganization_plan_of...

    Operationally, a 500-soldier SFAB would free-up a 4500-soldier BCT from a TAA mission. On 23 June 2016 General Mark Milley revealed plans for train/advise/assist Brigades, consisting of seasoned officers and NCOs with a full chain of command, [88]: Minute 18:40/1:00:45 but no junior Soldiers. In the event of a national emergency the end ...