Flange nut and the hexagonal nut size and thread specification isbasically the same, but compared with the hexagon nut, it is washers andnuts is integrated, and in the following anti-skid tooth pattern, thereis an increase in the nut and the workpiece surface area contact,compared to the common nut and washer combination, more solid and tension.
Generally common flange nut specifications are generally below M20, because most of the flange nuts are used in the pipe and flange, so by the workpiece constraints, flange nut specifications compared to the nut. M20 above some of the flange nuts are mostly flat flange, that is, there is no tooth pattern on the flange, the majority of these nuts are used in some special equipment and special places.

Other name: pad nut, the tooth nut, hexagon flange nuts, flange nuts fine teeth, M10-1.25 tooth flange plates nut

Shanghai Hong metal products Co., Ltd. is an upscale fastening parts as the core, the specialty is engaged in the sale of cold pier tight firmware, pressing fasteners, pressure riveting fastening piece and customized non-standard parts enterprises. Production and operation of products up to thousands of species, including DIN, ANSI, BS, ISO and JIS, GB, standard and non-standard products. Materials involve carbon steel, alloy steel, stainless steel, copper and so on; kinds of products including various types of screws, bolts, nuts, China our, pin and so on.