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. Hot dipped galvanized is a coating for very good corrosion resistance. The dimensions for finished hex nuts are covered in the american national standards institute ansi b18. Nylock nuts from ita fasteners have a nylon filled center which prevents the components from loosening. Metric hex nut dimensions sizes chart according to iso 4032. Also called jam nuts, they are roughly half the height of standard hex nuts, so theyare good for applications with low clearance. Used mostly in decorative and electrical applications. Heavy hex nut dimensions in inches are covered in asme b18. Dimensions finished hex nuts product description hex nuts also referred to as finished hex nuts are compatible with low carbon steel bolts such as grade 2 astm a307.
The jam nut is placed against the work surface and then the hex nut or heavy hex nut is applied. Metric, heavy hex nuts, astm a194m 2h, plain the information below lists the required dimensional, chemical and physical characteristics of the products in this purchase order. American national standard and unified standard hex nuts and jam nuts and heavy hex nuts and jam nuts. Jam nuts are used with finished or heavy hex nuts to keep them from loosening. Metric hex nut assortmentsdin 934 188 stainless steel600 nuts in eight sizes. Standard metric hex nuts, types styles 1 and 2 per. Finished hex nuts, grade a, plain the information below lists the required dimensional, chemical and physical characteristics of the fasteners in this purchase order. Hotdip galvanised bolts are intended for assembly with oversize tapped nuts. Metric din 980v all metal prevailing torque type hex lock nuts. If the order received does not meet these requirements, it may result in a supplier corrective action request, which could jeopardize your status as an approved vendor. B3188ns nonstandard ns ubolts are available upon request.
The usage of these nuts makes sure that the structural damage to the body is minimum despite repeated assembly and disassembly. Din 934 hex nuts dimensional standards and technical specifications in metric series ranging m3 upto m100 as per din specifications. An alloy of copper with greater strength and corrosion resistance. Dimensions of din 934 standard hex nuts metric size din 934 hex nuts dimension chart. Common dimensions include internal thread size and pitch width across flats. Larger sizes are either double chamfered or chamfered on top with a washer faced bearing surface. Atlanta rods chart displaying heavy hex nut dimensions. At a meeting on september 22, 1976, subcommittee 2 organized the contents of a standard covering six different styles of hex nuts. See our nut compatibility chart to determine the compatible heavy hex nuts for a specific grade of bolt. The ne series is the most common style of lock nut used in industry. Dimensions finished hex nuts product description hex nuts also referred to as finished hex nutsare compatible with low carbon steel bolts such as grade 2 astm a307. Us nut sizes bolt depot nuts and bolts, screws and. Nuts, bolts and fasteners nuts, bolts and fasteners. Din 934 hexagon nuts dimensions, specifications, standard, weights, equivalent and download pdf email.
An alloy of primarily copper and zinc with good corrosion resistance. A sixsided internally threaded fastener which is both thicker and wider across the flats than a samesized finished hex nut, made of 188 stainless. The nylon filling is machine threaded and acts as a lock to ensure that the fastening is secure. Hsfg hex full nuts page 27 galv assemblies class 4. Tl thread length a thread size b e tl design load 2 design load 3 design load 1 d c hex nuts included pipe size thread size thread length tl b part no. Standards for dimensions and tolerances are issued. Hex nuts with a diameter under 14 are called hex machine. Nuts m20 and larger may be either double chamfered, or have a washer. Product dimensions and weights din 980 iso 7042 specifications metric din 980v all metal prevailing torque type hex lock nuts visit our online store for product availability dimensions of metric din 980 all metal prevailing torque type hex lock nuts d e h m s weight kgpcs m4 7. D ds max ds min dc max dc min dk h max h min k max k min. The dimensions for square and hex bolts and screws given in the following tables have been taken from american national stan dard ansiasme b18. Thread dimensions and oversizing allowances for hotdipped galvanized nuts. Large hex nuts are often made from steel for strength, and brass hex nuts are often used in generalpurpose applications requiring.
Heavy hex nuts are washer faced, are slightly larger and thicker than standard hex nuts. 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. Din 936 dimensions, specifications, standard, weights. Width across flats wrench size and corners, nut height thickness and thread pitch dimensions are given for nut sizes between m1. There are numerous grades and the heavy pattern is typically used for large diameter and high strength bolts. Din 933 1987 this standard contains specifications for fully threaded hexagon head screws with coarse metric thread for diameters m 1. Heavy hex structural bolts 35 highstrength structural bolting 36 carriage bolts and lag bolts 37 square bolts 38 step bolts and countersunk head elevator bolts 39 nuts finished and heavy hex nuts 41 hexagon machine screw nuts 42 type a forged wing nuts 43 hex slotted nuts 44 hex and heavy hex jam nuts 45 to 46. Heavy hex nuts are slightly larger and thicker than standard finished hex nuts.
Nuts m20 and larger may be double chamfered, or have a washer face on one side and a chamfered surface on the opposite side. For milledfrom bar nonferrous nuts, the tabulated maximum basic width acrws flats dimensions may be exceeded to con form with the commercial tolerances of drawn or rolled bar stock. The surface of chamfer may be slightly convex or rounded. A style 1, heat treated fastener with a metric thread pitch. Nylon insert lock nuts din, iso standards ita fasteners. Actual drafting was postponed until isotc2 could reach final decisions relating to basic dimensions and characteristics of hex bolts, screws, and nuts. Din 934 dimensions standards specifications micronsteel. 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%. Din 934 standard, din 934 metric series hex nuts torqbolt inc. The length of chamfer at hex corners shall be from 5% to 1 5% of the basic thread diameter. 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. Din 936 hex nuts, low type dimensions, specifications, standard, weights, equivalent and download pdf email.
You can edit the text in this area, and change where the contact form on the right submits to, by entering edit mode using the modes on the. Specifications such as astm and iso are typical for hex nuts and will also define some of the products dimensions and qualifications. For milled frombar hex nuts, the nominal bar size used shall be the closest commercially available size to the specified basic width across flats of the nut. Dimensions of metric hex nuts metric hex nuts f g h widthnominal thread width across flats across thickness size pitch wrench size corners max min min max min m1. Nuts m16 and smaller are chamfered on the top and the bearing surface. A sixsided internally threaded fastener that is 23 the thickness of a standard full form nut.
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