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 6240-01-459-6965
NSN 5990-01-411-5930
NSN 6610-00-680-8325
NSN 6130-01-244-4252
NSN 6150-00-018-8506
NSN 6135-01-202-8113
NSN 6650-01-618-5317
NSN 5975-00-773-6208
NSN 6645-01-186-9809
NSN 5920-01-237-5466
NSN 6135-00-182-7008
NSN 5915-01-417-3123