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 5990-01-254-3197
NSN 6110-01-213-7469
NSN 6645-01-147-4603
NSN 6145-01-598-1823
NSN 5999-01-006-2496
NSN 2925-00-933-0200
NSN 7035-01-280-4692
NSN 6135-01-490-6173
NSN 6645-01-449-1824
NSN 6220-00-761-6253
NSN 6150-01-421-2543
NSN 6130-01-115-5331