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  2. Part number - Wikipedia

    en.wikipedia.org/wiki/Part_number

    A part number (often abbreviated PN, P/N, part no., or part #) is an identifier of a particular part design or material used in a particular industry. Its purpose is to simplify reference that item. A part number unambiguously identifies a part design within a single corporation, sometimes across several corporations. [1]

  3. Engineering drawing abbreviations and symbols - Wikipedia

    en.wikipedia.org/wiki/Engineering_drawing...

    Product and manufacturing information conveys non-geometric attributes in 3D computer-aided design (CAD) and Collaborative Product Development systems necessary for manufacturing product components and assemblies. PN or P/N: part number POI: point of intersection: A point that makes easier the layout, toolpath programming, or inspection of the ...

  4. Piping and instrumentation diagram - Wikipedia

    en.wikipedia.org/wiki/Piping_and_instrumentation...

    The identifications consist of up to 5 letters. The first identification letter is for the measured value, the second is a modifier, 3rd indicates passive/readout function, 4th - active/output function, and the 5th is the function modifier. This is followed by loop number, which is unique to that loop.

  5. The Numbers You Need to Know on American Manufacturing - AOL

    www.aol.com/2012/10/02/the-numbers-you-need-to...

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  6. List of EN standards - Wikipedia

    en.wikipedia.org/wiki/List_of_EN_standards

    Circular flanges for pipes, valves, fittings and accessories, PN designated; EN 1168: Precast concrete products - Hollow core slabs; EN 1176-1: Playground equipment. General safety requirements and test methods; EN 1177: Impact absorbing playground surfacing. Safety requirements and test methods; EN 1325:2014: Value Management. Vocabulary.

  7. NATO Stock Number - Wikipedia

    en.wikipedia.org/wiki/NATO_Stock_Number

    An NSN on the tag of a pair of trousers. A NATO Stock Number, or National Stock Number (NSN) as it is known in the U.S., is a 13-digit numeric code used by the NATO military alliance, identifying all the 'standardized material items of supply' as they have been recognized by all member states of NATO.

  8. Lot number - Wikipedia

    en.wikipedia.org/wiki/Lot_number

    Lot number stamped on a British QF 3-pounder artillery shell. A lot number is an identification number assigned to a particular quantity or lot of material from a single manufacturer. Lot numbers can typically be found on the outside of packaging. For cars, a lot number is combined with a serial number to form the Vehicle Identification Number. [1]

  9. List of DIN standards - Wikipedia

    en.wikipedia.org/wiki/List_of_DIN_standards

    This is an incomplete list of DIN standards.. The "STATUS" column gives the latest known status of the standard.. If a standard has been withdrawn and no replacement specification is listed, either the specification was withdrawn without replacement or a replacement specification could not be identified.