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  2. M75 armored personnel carrier - Wikipedia

    en.wikipedia.org/wiki/M75_armored_personnel_carrier

    The M75 has a welded steel hull, which varies in thickness from 1 inch (2.5 cm) to 1.5 inches (3.8 cm) with a line of sight thickness on the front hull of between 1.6 inches (4 cm) and 2 inches (5 cm). Fully loaded, the vehicle weighed approximately 42,000 pounds (19,051 kg).

  3. Nominal Pipe Size - Wikipedia

    en.wikipedia.org/wiki/Nominal_Pipe_Size

    Nominal Pipe Size (NPS) is a North American set of standard sizes for pipes used for high or low pressures and temperatures. [1] " Nominal" refers to pipe in non-specific terms and identifies the diameter of the hole with a non-dimensional number (for example – 2-inch nominal steel pipe" consists of many varieties of steel pipe with the only criterion being a 2.375-inch (60.3 mm) outside ...

  4. Virginia-class battleship - Wikipedia

    en.wikipedia.org/wiki/Virginia-class_battleship

    The two waist turrets had 6.5 in (170 mm) thick faces, 6 in thick sides, and 2 in thick roofs. Six inch thick armor plating protected the casemate guns. The conning tower had 9 in (230 mm) thick sides and a 2 in thick roof. The ships' decks ranged in thickness from 1.5 to 3 inches (38 to 76 mm) and they were sloped on the sides to connect with ...

  5. Orders of magnitude (length) - Wikipedia

    en.wikipedia.org/wiki/Orders_of_magnitude_(length)

    1.63 m – (5 feet 4 inches) (or 64 inches) – height of average U.S. female human as of 2002 (source: U.S. Centers for Disease Control and Prevention (CDC)) 1.75 m – (5 feet 8 inches) – height of average U.S. male human as of 2002 (source: U.S. CDC as per female above) 2.4 m – wingspan of a mute swan

  6. .308×1.5-inch Barnes - Wikipedia

    en.wikipedia.org/wiki/.308×1.5-inch_Barnes

    The .308×1.5" Barnes is a wildcat cartridge based on the .308 Winchester (7.62×51mm NATO). The cartridge is similar to the 7.62×39mm Russian (M43) cartridge though it outperforms the Soviet cartridge. [2]

  7. Inch - Wikipedia

    en.wikipedia.org/wiki/Inch

    Subdivisions of an inch are typically written using dyadic fractions with odd number numerators; for example, two and three-eighths of an inch would be written as ⁠2 + 3 / 8 ⁠ ″ and not as 2.375″ nor as ⁠2 + 6 / 16 ⁠ ″. However, for engineering purposes fractions are commonly given to three or four places of decimals and have been ...

  8. United States customary units - Wikipedia

    en.wikipedia.org/wiki/United_States_customary_units

    Thickness of aluminum foil is measured in mils (1 ⁄ 1000 inch, or 0.0254 mm) in the United States. Cross-sectional area of electrical wire is measured in circular mils in the U.S. and Canada, one circular mil (cmil) being equal to 5.067 × 10 −4 mm 2 (or 7.854 × 10 −7 in 2 ).

  9. Renown-class battlecruiser - Wikipedia

    en.wikipedia.org/wiki/Renown-class_battlecruiser

    The gun turrets were 9 inches (229 mm) thick on the face and front sides, 7 inches (178 mm) thick on the rear side plates while their roofs were 4.25 inches (108 mm) thick. The barbettes were protected by 7 inches (178 mm) of armour above the upper deck, but it thinned to 4–5 inches (102–127 mm) below the deck.