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  2. List of vacuum tubes - Wikipedia

    en.wikipedia.org/wiki/List_of_vacuum_tubes

    A four-digit system was maintained by JETEC since 1944, then by EIA since 1957 for special industrial, military and professional vacuum and gas-filled tubes, and all sorts of other devices requiring to be sealed off against the external atmosphere. Some manufacturers preceded the EIA number with a manufacturer's code: CK, RK – Raytheon Company

  3. Aerospace bearing - Wikipedia

    en.wikipedia.org/wiki/Aerospace_bearing

    Aerospace bearings are the bearings installed in aircraft and aerospace systems including commercial, private, military, or space applications. Materials include M50 tool steel (AMS6491), carbon chrome steel (AMS6444), the corrosion resistant AMS5930, 440C stainless steel, silicon nitride (ceramic) and titanium carbide-coated 440C.

  4. MIL-STD-105 - Wikipedia

    en.wikipedia.org/wiki/MIL-STD-105

    MIL-STD-105 D Quick reference Table, TABLE I and TABLE IIA. MIL-STD-105 was a United States defense standard that provided procedures and tables for sampling by attributes based on Walter A. Shewhart, Harry Romig, and Harold F. Dodge sampling inspection theories and mathematical formulas.

  5. MIL-STD-810 - Wikipedia

    en.wikipedia.org/wiki/MIL-STD-810

    MIL-STD-810 is maintained by a Tri-Service partnership that includes the United States Air Force, Army, and Navy. [2] The U.S. Army Test and Evaluation Command, or ATEC, serves as Lead Standardization Activity / Preparing Activity, and is chartered under the Defense Standardization Program (DSP) with maintaining the functional expertise and serving as the DoD-wide technical focal point for the ...

  6. Mathematical discussion of rangekeeping - Wikipedia

    en.wikipedia.org/wiki/Mathematical_discussion_of...

    The process of keeping track of where the ship was likely to be was called rangekeeping, because the distance to the target—the range—was a very important factor in aiming the guns accurately. As time passed, train (also called bearing), the direction to the target, also became part of rangekeeping, but tradition kept the term alive.

  7. Family of Improved Load Bearing Equipment - Wikipedia

    en.wikipedia.org/wiki/Family_of_Improved_Load...

    Family of Improved Load Bearing Equipment (FILBE) is a series of equipment used by the United States Marine Corps for personal load carrying. It comprises the backpack and various attachments carried by an individual Marine in the field.

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    www.aol.com/products/utilities/ad-free-mail

    Ad-Free AOL Mail offers you the AOL webmail experience minus paid ads, allowing you to focus on your inbox without distractions, for just $4.99 per month. Get Ad-Free AOL Mail Get a more ...

  9. Individual integrated fighting system - Wikipedia

    en.wikipedia.org/wiki/Individual_Integrated...

    The IIFS load carrying vest, as having been a major conceptual improvement over precursing load bearing systems, was designed to replace the individual equipment belt, individual equipment belt suspenders, and small arms ammunition cases. These components have been an integral part of the ALICE system. The small arms ammunition cases continue ...