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 6145-00-451-1090
NSN 5895-01-260-5581
NSN 5920-00-019-9044
NSN 2925-01-344-6073
NSN 6610-01-609-4151
NSN 6240-00-471-3345
NSN 5905-01-267-7112
NSN 6685-00-057-2777
NSN 6135-01-378-3331
NSN 6150-00-419-0505
NSN 6610-01-418-5029
NSN 6645-01-211-2111