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 5930-00-841-6294
NSN 2925-01-430-4206
NSN 2925-01-230-8057
NSN 5915-01-160-9549
NSN 5920-01-432-5166
NSN 5920-01-539-0928
NSN 6145-01-504-4252
NSN 5925-00-943-4489
NSN 5910-01-144-9132
NSN 5945-00-460-1727
NSN 5910-01-343-8332
NSN 5965-01-011-1228