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A plate nut, also known as a nut plate, anchor nut or anchor plate, is a stamped sheet metal nut that is usually riveted to a workpiece. They have a long tube that is internally threaded and a plate with two clearance holes for rivets. The most popular versions have two lugs and they exist as fixed anchor nuts [1] and as floating anchor nuts. [2]
Typical rivet nut Sectional view Sectional view, with bolt inserted. A rivet nut, also known as a blind rivet nut, or rivnut, [1] is a one-piece internally threaded and counterbored tubular rivet that can be anchored entirely from one side. It is a kind of threaded insert. There are two types: one is designed to form a bulge on the back side of ...
Solid rivets are one of the oldest and most reliable types of fasteners, having been found in archaeological findings dating back to the Bronze Age.Rivet holes have been found in Egyptian spearheads dating back to the Naqada culture of between 4400 and 3000 B.C. Archeologists have also uncovered many Bronze Age swords and daggers with rivet holes where the handles would have been.
T-nuts. The left one has been inserted in the wood and a bolt has been screwed in from the other side. A T-nut, T nut, or tee nut (also known as a blind nut, [1] which can however also refer to a rivet nut or an insert nut, and likewise drive-in nut [2]) is a type of nut used to fasten a wood, particle or composite materials workpiece, leaving a flush surface.
TIME-SERT insert. A threaded insert, also known as a threaded bushing, is a fastener element that is inserted into an object to add a threaded hole. [1] They may be used to repair a stripped threaded hole, provide a durable threaded hole in a soft material, place a thread on a material too thin to accept it, mold or cast threads into a work piece thereby eliminating a machining operation, or ...
It is a square nut that has a sheet metal retainer that protrudes down two sides of the nut. These legs are formed to have lips that grab onto the sheet metal object. Prior to tightening the nut, it can float in the hole or slot, but when the nut is tightened it presses the lips of the retainer out and anchors itself in place. [2]
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 .
Retainer weld nuts, also known as bridge weld nuts, have a floating nut retained inside a retainer to compensate for inconsistencies. 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 ...