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  2. Bottom bracket - Wikipedia

    en.wikipedia.org/wiki/Bottom_bracket

    The plug is machined to accept a typical bottom bracket, but offset from the center of the plug, so that by rotating the plug, the location of the bottom bracket (and hence the chain tension) may be adjusted (fore and aft to tension the chain, the upper or lower eccentric position for a given chain length can be chosen to fine tune bottom ...

  3. Engineering drawing abbreviations and symbols - Wikipedia

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

    A dimension that establishes a distance away from the finished floor. Example would be the top of a coffee table to the shag of the carpet, not where the bottom of the tables feet dig in. AISI: American Iron and Steel Institute: The AISI acronym is commonly seen as a prefix to steel grades, for example, "AISI 4140".

  4. Engineering drawing - Wikipedia

    en.wikipedia.org/wiki/Engineering_drawing

    A multiview projection is a type of orthographic projection that shows the object as it looks from the front, right, left, top, bottom, or back (e.g. the primary views), and is typically positioned relative to each other according to the rules of either first-angle or third-angle projection. The origin and vector direction of the projectors ...

  5. Split pin - Wikipedia

    en.wikipedia.org/wiki/Split_pin

    A split pin (UK usage) / cotter pin (UK/USA usage) holding a rod in place with a washer. A split pin, also known as a cotter pin, or cotter key in the US, [1] is a metal fastener with two tines that are bent during installation, similar to a staple or rivet.

  6. NEMA connector - Wikipedia

    en.wikipedia.org/wiki/NEMA_connector

    The Electrical Safety Foundation International has stated: "Never remove the ground pin (the third prong) to make a three-prong plug fit a two-prong outlet". [18] In addition to the dangers of breaking a ground connection, removing the ground pin to make it fit a 1-15R receptacle or extension cord , may result in the live–neutral polarity ...

  7. Basic dimension - Wikipedia

    en.wikipedia.org/wiki/Basic_dimension

    In a technical drawing, a basic dimension is a theoretically exact dimension, given from a datum to a feature of interest. In Geometric dimensioning and tolerancing , basic dimensions are defined as a numerical value used to describe the theoretically exact size, profile, orientation or location of a feature or datum target.

  8. Who is Kevin Jennings? SMU football quarterback enjoying ...

    www.aol.com/kevin-jennings-smu-football...

    SMU football has been a surprise as one of the ACC's best teams this season, and a big reason for its success has been the breakout of quarterback Kevin Jennings.. Jennings, a first-year starter ...

  9. List of bicycle parts - Wikipedia

    en.wikipedia.org/wiki/List_of_bicycle_parts

    There is a bearing surface on the spindle, and on each of the cups that thread into the frame. The bottom bracket may be overhaulable (an adjustable bottom bracket) or not overhaulable (a cartridge bottom bracket). The bottom bracket fits inside the bottom bracket shell, which is part of the bicycle frame