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Typical fasteners (US quarter shown for scale) A fastener (US English) or fastening (UK English) [1] is a hardware device that mechanically joins or affixes two or more objects together. In general, fasteners are used to create non-permanent joints; that is, joints that can be removed or dismantled without damaging the joining components. [2]
A fastener comprising a mated pair of screw and post (binding barrel), which are a machine screw and a nut that is barrel-shaped. The nut has a flange and a protruding boss that is internally threaded. The bolt (mated pair, screw and post) sits within the components being fastened, and the flange provides the bearing surface.
Fasteners that rely on some mechanical principle (i.e. not adhesives) and are semi-permanent (i.e. unlike clamps). Subcategories This category has the following 2 subcategories, out of 2 total.
Steel fasteners (grade 2,5,8) - the level of strength; Stainless steel fasteners (martensitic stainless steel, austenitic stainless steel), Bronze and brass fasteners - water proof usage; Nylon fasteners - used for the light material and water proof usage. In general, steel is the most commonly used material of all fasteners: 90% or more. [8]
Pages in category "Fasteners" The following 107 pages are in this category, out of 107 total. This list may not reflect recent changes. ...
Lead is the distance along the screw's axis that is covered by one complete rotation of the screw thread (360°). Pitch is the distance from the crest of one thread to the next one at the same point. Because the vast majority of screw threadforms are single-start threadforms, their lead and pitch are the same. Single-start means that there is ...
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