A structural shape fabricated from a ferrous or nonferrous material and resembles the following cross-sectional forms: for the letter h, both flanges of the h section are equal or longer than the width measured along the axis of the web; for the letter i, a 16 2/3 percent slope on the inside face of the ferrous type flange, either one or both of the nonferrous type flanges are shorter than the length measured along the axis of the web; for the letters t and z, on nonferrous type, the web is usually at right angles to the flanges. Letter h section may have a maximum of 5 percent slope on the inside face of the flanges.
NSN 6135-01-301-8776
NSN 6130-01-237-3295
NSN 4140-01-012-3996
NSN 6620-01-554-0030
NSN 5998-01-449-1325
NSN 5920-00-243-5078
NSN 5990-00-105-7831
NSN 6620-01-239-7671
NSN 5975-01-242-3274
NSN 6220-01-422-1429
NSN 5895-01-118-7652
NSN 4140-00-132-5191