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 5910-01-050-6543
NSN 5920-00-854-8459
NSN 6110-00-938-2515
NSN 6645-01-480-9847
NSN 5930-01-227-5737
NSN 6620-01-044-3371
NSN 6150-00-914-2870
NSN 5925-01-131-4377
NSN 6220-00-409-8946
NSN 6650-01-281-4651
NSN 6130-00-365-4572
NSN 5998-00-287-7251