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 5945-01-243-9473
NSN 5999-01-594-8643
NSN 5930-01-048-3321
NSN 5965-01-176-3227
NSN 6620-00-383-8740
NSN 5998-01-087-3157
NSN 6645-01-182-4896
NSN 5945-00-226-8560
NSN 2925-00-253-1655
NSN 5915-00-679-1998
NSN 5920-01-104-4332
NSN 6220-01-107-6313