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  2. Biblical and Talmudic units of measurement - Wikipedia

    en.wikipedia.org/wiki/Biblical_and_Talmudic...

    The lethek is mentioned only once in the Masoretic Text, and the Septuagint translates it by the Greek term nebeloinou (νέβελ οἴνου), meaning wine-skin. These measurements were related as follows: 1½ eggs = Quarter of a log [29] (also used for a cup of wine) 6 eggs (beitza) = 1 log [29] 4 log (24 eggs) = 1 kab [29] 6 kab (144 eggs ...

  3. Screw thread - Wikipedia

    en.wikipedia.org/wiki/Screw_thread

    Pitch and TPI describe the same underlying physical property—merely in different terms. When the inch is used as the unit of measurement for pitch, TPI is the reciprocal of pitch and vice versa. For example, a 14-20 thread has 20 TPI, which means that its pitch is 120 inch (0.050 in or 1.27 mm).

  4. List of thread standards - Wikipedia

    en.wikipedia.org/wiki/List_of_thread_standards

    ASME B1.20.7-1991 (R2013) Hose Coupling Screw Threads - Inch: Pipe Thread Form ASME B1.21M-1997 (R2013) Metric Screw Threads - MJ Profile: V Thread Form BS 84: Tables of BS Whitworth, BS Fine and BS Pipe Threads: V Thread Form (55°) 14 ″-20 BSW ISO 68-1:1998: ISO general purpose screw threads—Basic profile—Part 1: Metric screw ...

  5. Unified Thread Standard - Wikipedia

    en.wikipedia.org/wiki/Unified_Thread_Standard

    The standard designation for a UTS thread is a number indicating the nominal (major) diameter of the thread, followed by the pitch measured in threads per inch.For diameters smaller than ⁠ 1 / 4 ⁠ inch, the diameter is indicated by an integer number defined in the standard; for all other diameters, the inch figure is given.

  6. Omer (unit) - Wikipedia

    en.wikipedia.org/wiki/Omer_(unit)

    The omer (Hebrew: עֹ֫מֶר ‘ōmer) is an ancient Israelite unit of dry measure used in the era of the Temple in Jerusalem and also known as an isaron. [1] It is used in the Bible as an ancient unit of volume for grains and dry commodities, and the Torah mentions it as being equal to one tenth of an ephah. [2]

  7. Glossary of numismatics - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_numismatics

    A coin with one type of metal in the center with an outer ring of a different metal. Examples are the 1 and 2 Euro coins and the Canadian "toonie" two-dollar coin. blank. Also called a planchet or flan. 1. A prepared disk of metal on which the design for a coin will be stamped. [1] 2. The un-struck or flat side of a uniface coin or medal. brass

  8. Ancient Greek units of measurement - Wikipedia

    en.wikipedia.org/wiki/Ancient_Greek_units_of...

    The values of the units varied according to location and epoch (e.g., in Aegina a pous was approximately 333 mm (13.1 in), whereas in Athens (Attica) it was about 296 mm (11.7 in)), [1] but the relative proportions were generally the same.

  9. Seah (unit) - Wikipedia

    en.wikipedia.org/wiki/Seah_(unit)

    The se'ah or seah (Hebrew: סאה sə’āh), plural se'im, is a unit of dry measure of ancient origin found in the Bible and in Halakha (Jewish law), which equals one third of an ephah, or bath. In layman's terms, it is equal to the capacity of 144 medium-sized eggs, or what is equal in volume to about 9 US quarts (8.5 litres). [1]