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 6620-01-048-4145
NSN 6645-00-057-3499
NSN 5950-00-186-0682
NSN 5945-00-880-3322
NSN 5935-00-469-7347
NSN 6110-00-111-2761
NSN 5905-01-188-0025
NSN 6650-00-804-2039
NSN 7035-01-576-8156
NSN 5895-01-371-2688
NSN 5835-01-205-6614
NSN 5945-01-585-5723