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  2. Split beam nut - Wikipedia

    en.wikipedia.org/wiki/Split_beam_nut

    A split beam nut, also known as a split hex nut [1] or slotted beam nut, [2] is a locknut with slots cut in the top that separate the outside end into two [3] or more sections that are bent slightly inward, making the thread diameter undersized in the slotted portion.

  3. Castellated nut - Wikipedia

    en.wikipedia.org/wiki/Castellated_nut

    A castellated nut A car wheel hub, with the central nut hidden behind a castellated nut cover that is locked against rotation using a cotter pin. The effect is similar to using a castellated nut. A castellated nut, sometimes referred to as a castle nut, is a nut with slots or notches cut into one end. [1]

  4. Engineering drawing abbreviations and symbols - Wikipedia

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

    Commonly used when measuring the flat surfaces of a hex drive, such as a hex nut. AFF above finished floor 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

  5. Nut (hardware) - Wikipedia

    en.wikipedia.org/wiki/Nut_(hardware)

    The cage has two wings that when compressed allow the cage to be inserted into the square holes Clip-on nut: J-nut or U-nut, sheet metal nut, speed nut (ambiguously) Designed to be clipped to sheet metal Coupling nut: Extension nut A threaded fastener for joining two male threads, most commonly a threaded rod,[1][2] but also pipes Flange nut ...

  6. Swage nut - Wikipedia

    en.wikipedia.org/wiki/Swage_nut

    A swage nut or self-clinching nut is a type of nut or threaded insert that is used on sheet metal. It permanently anchors itself to the sheet metal by swaging the surrounding material. Generally, the swage nut is made of a hard metal such as stainless steel , which is inserted into a pre-drilled hole in a softer ductile material such as aluminum .

  7. Flange nut - Wikipedia

    en.wikipedia.org/wiki/Flange_nut

    A self-aligning nut, also known as a spherical nut [2] or leveling nut, is a type of nut used in applications where the fastener is not perpendicular to the surface to which the nut anchors. A flange nut is used inside a specially shaped dished-out washer. The device is commonly used in the aerospace industry.

  8. Weld nut - Wikipedia

    en.wikipedia.org/wiki/Weld_nut

    The retainer is welded to the work piece while the nut is allowed to float. [2] Tube end nuts. Tube end nuts are sized to fit into the end of standard sized tubing, thus creating a threaded tube from standard stock. [2] Twin Piloted Nuts. Dual hole or twin piloted nuts are designed for use where there is a need for tapped holes close together. [3]

  9. Clip-on nut - Wikipedia

    en.wikipedia.org/wiki/Clip-on_nut

    A J-nut is a nut that clips to the edge of the sheet metal. It is named after the way it is shaped; the thread is on the long side of the "J". The thread may either be of a speed nut form or have an integrated hex or square nut. Due to the short retaining leg the nut is allowed to float more, which can help with misalignment, but the nut is ...