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 6645-00-542-1206
NSN 6240-01-630-0123
NSN 5920-00-550-7727
NSN 6650-00-412-5988
NSN 6685-00-457-8201
NSN 5996-01-066-0335
NSN 7035-00-941-4949
NSN 6145-01-148-9793
NSN 6130-00-514-1177
NSN 6150-01-442-6205
NSN 6685-01-473-0547
NSN 5990-01-134-7756