Fastener dimensions 2 reliapak, bolt, nut, and gasket. The computeraided design cad files and all associated content posted to this website are created, uploaded, managed and owned by third party users. The size of the hex is the same as a cap screw head to permit using the same standard wrench. The addition of the hex nut ensures that the bolt, etc.
Hex nuts of standard thickness are called finished hex nuts. However, the following limitations must be carefully observed in using the information presented in this handbook. Coupleing heavy hex heavy hex specifications hex hex nut grade 2 kep lock. A style 1, heat treated fastener with a metric thread pitch. Finished hex bolt dimensions finished hex nut dimensions heavy hex bolt dimensions heavy hex head cap screw dimensions heavy hex nut dimensions metric hex bolt dimensions. Because they are used in such a specific application, they have dimensional characteristics that are unique and limited compared to most other fastener grades. Heavy hex bolts grade 2 sae grade 2, astm a307b plain hhc020 zinc hhc020z1 d f c h weight body diameter width across flats width across corners bolt height rough estimate. We do not guarantee its completeness or validity and assume no responsibility. Our range of form tie nuts and couplers includes flanged wing nuts, slope plates, combination and flat. I was looking for small batch orders of specific hardware and fmw fasteners had exactly that at great pricing. Therefore, all you have to do is look at a hex bolt dimensions chart and you.
Heavy hex nuts are slightly larger and thicker than standard finished hex nuts. Can be used with any fastener with a machine screw thread. Earnest machine products offers heavy hex nuts that are hot dip galvanized zinc coated and lubricated with a wax. The following tables provide hex nut and jam nut dimensions per asme ansi b18. P heavy hex nuts, sae j995 grade 5, plain finish the information below lists the required dimensional, chemical and physical characteristics of the products in this purchase order. Hot dipped galvanized is a coating for very good corrosion resistance. Pressed waler plates are used for timber or steel walings in conjunction with a winged nut or a hex nut for load transfer. In order to promote public education and public safety, equal justice for all, a better informed citizenry, the rule of law, world trade and world peace, this legal document is hereby made available on a noncommercial basis, as it is the right of all humans to. Standards for dimensions and tolerances are issued. Technical information provides dimensions and technical information for hex panel nuts, including the proper wrench size and thickness. The following table of hex nut dimensions was adapted from asme b18. Jam nuts are used with heavy hex nuts to keep them from loosening. I made a mistake during ordering by missing a couple of items and they very quickly and seamlessly solved it for me with great service.
Provides heavy hex nut dimensions and technical information for gradea, gradec, a194 grade2h, a 563 gradedh, a 563 gradedh3. Across hex corner dimensions for fluid fittings and nuts reaffirmed. Nuts m16 and smaller are chamfered on the top and the bearing surface. Click on a hex nut type above to continue shopping hex nuts. Chart displaying various nut weights based on type and size. The jam nut is placed against the work surface and then the heavy hex nut is applied. Hex nuts are sixsided, internally threaded fasteners, mated with bolts, studs, screws, and other externally threaded products. Hexagonnuts eniso4032din934hightensile eniso4032din934dimensionsofnuts dinstockltd,unitc1hortonwood10 telford,shropshiretf17es,unitedkingdom. An alloy of primarily copper and zinc with good corrosion resistance. Jul 2007 sae ma 1937a2018 nut, hex, free running, procurement specification for, metric. Castle castle nuts are used in conjunction with a cotter pin on drilled shank fasteners to prevent loosening. Thread aluminum binding posts castle cold forged wing nuts hex nut specifications coupleing heavy hex heavy hex specifications hex hex nut grade 2 kep lock security square tslot table flanged tee. There are many variables in the torquetension relationship. Dimensions the dimensions for finished hex nuts are covered in the american national standards institute ansi b18.
Steel hex nut, zinc plated finish, grade 2, asme b18. Free bolt size charts screw charts nut size charts all charts are downloadable and printable pdf formats great online mechanics tools for metric and us. Astm a325 structural bolts are designed for steel to steel connections. A sixsided internally threaded fastener which is both thicker and wider across the flats than a samesized finished hex nut. Earnest machine products line of grade c heavy hex nuts are made to the dimensional requirements of ansi b18. Standard metric hex nuts, types styles 1 and 2 per.
Fastener technical data and charts section important disclaimer all of the information provided in this section has been assembled with concern for accuracy. Width across flats wrench size and corners, nut height thickness and thread pitch dimensions are given for nut sizes between m1. In order to promote public education and public safety, equal justice for all, a better informed citizenry, the rule of law, world trade and world peace, this legal document is hereby made available on a noncommercial basis, as it is the right of all humans to know and speak the laws that govern them. Find the crown bolt 632 coarse stainlesssteel hex nuts 50pack 31992, 14 in. Z finished hex nuts, grade 8, zinc plated the information below lists the required dimensional, chemical and physical characteristics of the products in this purchase order. Calibrated wrench method as mentioned initially, for structural bolting, it is not valid to use published values.
There are numerous grades and the heavy pattern is typically used for large diameter and high strength bolts. However, in the 1983 version, these widths across flat dimensions were brought in line with iso 4032. Our printable layover sizing charts for measuring and distinguishing between uss and sae pattern washers. Hex nuts are used with bolts and washers of the same diameter, material and finish. American national standard and unified standard hex nuts and jam nuts and heavy hex nuts and jam nuts. Purchase the unique quantity you need from fmw fasteners today. The nut thickness shall be the overall distance, measured parallel to the axis of nut, from the top of the nut to the bearing surface and shall include the thickness of the washer face where provided. This includes stock sizes available in the market place, length tolerances, short thread lengths, and the actual head dimensions are the same. Back home back to catalog next back home back to catalog next.
Refer to nut dimensions below for washer face dt general dimensions of structural nuts as1252 1983 nom. These include a vast range of sizes and types stocked by distributors and manufacturers for an almost limitless range of applications. Hex nuts with a diameter under 14 are called hex machine. The length of chamfer at hex corners shall be from 5 % to 1 5% of the basic thread diameter. Thread pitch width across flats width across corners nut height washerface or chamfer dia. The size of the hex is the same as a cap screw head to permit using the same standard wrench size. Finished hex nut dimensions heavy hex bolt dimensions heavy hex head cap screw dimensions heavy hex nut dimensions metric hex bolt dimensions. The grade 2 steel hex nut has a zincplated finish and meets american society of mechanical engineers asme b18. Us fasteners, distributor of fasteners, stainless steel fasteners, bolts, nuts, washers, threaded rod, u bolts, machine screws in aluminum, brass, bronze, monel.
It has six flat sides that a wrench can grip to turn from the side, enabling use when there is no space above the nut. Hex nuts with low heights are used as counter nuts in order to achieve a slip free bar connection despite the. An alloy of copper with greater strength and corrosion resistance. The surface of chamfer may be slightly convex or rounded. Nuts m20 and larger may be either double chamfered, or have a washer. Nut, hex, free running, procurement specification for, metric as the voice of the u. Therefore, these suggested torque calculations are estimates and offered as a guide only. Larger sizes are either double chamfered or chamfered on top with a washer faced bearing surface. In 1967 version of this standard, the widths across flat dimensions for ml o and ml 2 size fasteners were specified as 17 mm and 19 mm respectively. Hex nuts are one of the most common nuts available and are used with anchors, bolts, screws, studs, threaded rods and on any other fastener that has machine screw threads. It is intended for advisory purposes only and use of this information is completely voluntary. N008 93468 hot dipped galvanized per astm a153 tapped oversize. A sixsided internally threaded fastener that is 23 the thickness of a heavy hex nut. A nut with an attached free spinning external tooth lock washer.
Heavy hex nut dimensions table stainless steel tubing. Everbilts hex nuts are internally threaded and have everbilts hex nuts are internally threaded and have a hex drive for nearly all general applications. The light hex version of this nut has a smaller across flats dimension that results in a lighterweight nut with the same strength as the heavy hex variety. Installation time is reduced as the flange nuts are free running onto bolts with no resistance, and are then tight. The nut thickness shall be the overall distance, measured parallel to. These nuts are available in grade 2h per astm a194 in sizes from 12 to 2 12 and grade dh per astm a563 in sizes 12 to 1 12. Nov 29, 2012 hex nuts and bolts join parts together and are mated in size metric or standard, hole diameter and thread pitch as well as width and thickness.
Us nut sizes mm 10 20 30 40 50 60 70 80 90 100 110 120 140 150 160 170 180 190 200 210 220. Finished hex nuts metric available in class 8 plain and zinc plated and class 10 188 stainless steel and zinc plated. Din 933 1987 this standard contains specifications for fully threaded hexagon head screws with coarse metric thread for diameters m 1. Metric hex nut dimensions sizes chart according to iso 4032. The width across flats of nut shall be the distance measured, perpendicular to the axis of nut, overall be tween two opposite sides of the nut in accordance with the notes on respective dimensional tables. Nominal nut size rockwell hardness 14 thru 1 12 rc 24 35 1 58 thru 5 12 rb 95 rc 35. Used mostly in decorative and electrical applications. Load capacity depends on the contact area, the admissible bearing pressure and the threadbar that is used. Well, good news is that fasteners are made to universal specifications that are known globally. Hsfg hex full nuts page 27 galv assemblies class 4. Nominal size, inches flange diameter width across flats max min max min max min head height wrench height. When your task calls for a variety of metric hex nut dimensions and styles, find what youre looking for at fmw fasteners. The tops of washer faced nuts shall be flat and the diameter of chamfer circle shall be equal to the maximum width across flats within a tolerance of 15 %. Heavy hex a heavier pattern version of a standard hex nut.
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