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 5965-00-208-4896
NSN 6650-01-608-2240
NSN 5920-01-411-1930
NSN 5930-01-579-8495
NSN 5910-01-429-7647
NSN 5996-00-909-9044
NSN 6645-01-508-9074
NSN 5920-01-416-8238
NSN 5905-01-659-0980
NSN 6645-00-435-5610
NSN 6685-01-585-2122
NSN 6240-00-966-8717