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 5990-01-023-3307
NSN 5925-01-492-0245
NSN 5920-01-148-9193
NSN 7035-00-064-7008
NSN 5945-01-026-9953
NSN 4140-01-044-5118
NSN 5945-00-136-4196
NSN 5910-00-633-7743
NSN 6620-01-408-4464
NSN 6130-01-088-6693
NSN 6320-01-540-4885
NSN 5996-01-633-7979