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  2. AN thread - Wikipedia

    en.wikipedia.org/wiki/AN_thread

    A 37° flare type end fitting for flexible hose. The AN thread (also A-N) is a particular type of fitting used to connect flexible hoses and rigid metal tubing that carry fluid. It is a US military-derived specification that dates back to World War II and stems from a joint standard agreed upon by the Army Air Corps and Navy, hence AN.

  3. Piping and plumbing fitting - Wikipedia

    en.wikipedia.org/wiki/Piping_and_plumbing_fitting

    Fitting being crimped using a specialized tool Pressfittings connection with dead space around the O-ring. Crimped or pressed connections to use special fittings permanently attached to tubing with a powered crimper. The fittings, manufactured with a pre-installed sealant or O-ring, slide over the tubing to be connected. High pressure is used ...

  4. Snap-fit - Wikipedia

    en.wikipedia.org/wiki/Snap-fit

    A multiple-use snap-fit usually has a lever or pin to be pushed, in order to undo the snap-fit. However, on a permanent snap-fit there is no lever or pin. Attempting to undo a permanent snap-fit can result in the piece breaking. Some potential problems with being able to undo the snap-fit is hyper-extending it past its breaking point.

  5. Propane, butane, and LPG container valve connections

    en.wikipedia.org/wiki/Propane,_butane,_and_LPG...

    LPG distribution in Colombia. LPG distribution in Suriname. LPG distribution in Brazil. LPG distribution in Ecuador. Several types of valve connections for propane, butane, and LPG containers exist for transport and storage, sometimes with overlapping usage and applications, and there are major differences in usage between different countries.

  6. POL valve - Wikipedia

    en.wikipedia.org/wiki/POL_valve

    POL valve on a 45 kg LPG cylinder Male fitting to match POL valve A POL valve (originally for Prest-O-Lite) is a gas connection fitting used on liquefied petroleum gas (LPG) cylinders. The oldest standard for such connections, it was developed by the Prest-O-Lite company, hence the name. [ 1 ]

  7. Compression fitting - Wikipedia

    en.wikipedia.org/wiki/Compression_fitting

    A compression fitting 15 mm isolating valve. A compression fitting is a fitting used in plumbing and electrical conduit systems to join two tubes or thin-walled pipes together. . In instances where two pipes made of dissimilar materials are to be joined (most commonly PVC and copper), the fittings will be made of one or more compatible materials appropriate for the connect

  8. Ocal - Wikipedia

    en.wikipedia.org/wiki/Ocal

    Ocal or OCAL may refer to: Öcal, Turkish surname; Öçal, Turkish surname; Open Clip Art Library; Organization of Communist Action in Lebanon This page was last ...

  9. Engineering fit - Wikipedia

    en.wikipedia.org/wiki/Engineering_fit

    Engineering fits are generally used as part of geometric dimensioning and tolerancing when a part or assembly is designed. In engineering terms, the "fit" is the clearance between two mating parts, and the size of this clearance determines whether the parts can, at one end of the spectrum, move or rotate independently from each other or, at the other end, are temporarily or permanently joined.