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 6240-01-645-7751
NSN 5920-00-269-6178
NSN 5925-01-633-9434
NSN 5930-00-553-9211
NSN 5915-00-550-7073
NSN 6145-01-319-5311
NSN 5905-00-394-7194
NSN 6110-00-174-9353
NSN 6650-01-391-6461
NSN 5835-01-005-8564
NSN 5895-00-269-3848
NSN 5935-01-167-9357