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 6145-01-592-1351
NSN 5905-00-543-2144
NSN 6105-01-453-3089
NSN 5920-01-499-7604
NSN 5985-01-239-6725
NSN 5910-01-047-8998
NSN 5945-00-864-2871
NSN 6650-00-991-5358
NSN 5925-01-582-0520
NSN 2925-00-149-0760
NSN 5920-00-189-0858
NSN 6130-01-430-3330