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Serrated flange nuts. A flange nut is a nut that has a wide flange at one end that acts as an integrated washer.This serves to distribute the pressure of the nut over the part being secured, reducing the chance of damage to the part and making it less likely to loosen as a result of an uneven fastening surface.
Keps nut (K-nut or washer nut) with a free-spinning washer. In the locknut form, this is a star-type lock washer. Plate nut; Polymer insert nut ; Security locknut All steel reusable nut for high vibration and harsh environments. Serrated face nut; Serrated flange nut; Speed nut (sheet metal nut or Tinnerman nut) Split beam nut (BINX nut [5])
Serrated face nut. A serrated face nut is a locknut with ridges on the face of the nut that bite into the surface it is tightened against. The serrations are angled such that they keep the nut from rotating in the direction that would loosen the nut. Due to the serrations they cannot be used with a washer or on surfaces that cannot be scratched ...
The Pitch Circle Diameter (PCD) is the diameter of that circle that passes through the center of all the bolt holes or wheel bolts or wheel rim holes or studs. The best example is Flanges, there are multiple holes in the Flanges, the circle through the center of these holes is known as the pitch circle, and the diameter of this circle is known ...
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: Collar nut Has a wide flange at one end that acts as an integrated washer HARDLOCK Nut [3] Eccentric Double Nut
A distorted thread locknut, [1] is a type of locknut that uses a deformed section of thread to keep the nut from loosening due to vibrations, or rotation of the clamped item. . There are four types: elliptical offset nuts, centerlock nuts, toplock nuts and partially depitched (Philidas) nu
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The drill hole should be 1/2" longer than the depth penetration of the screw. The screw itself should be drilled a minimum of 1" into the concrete to hold effectively and a maximum of 1-3/4" or the threads will wear and will lose holding power. Ideally 1-1/4" to 1-1/2" of screw thread in the concrete. [1]