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 6620-01-138-8250
NSN 6320-01-462-2295
NSN 7035-00-193-2269
NSN 5920-01-619-7759
NSN 6610-01-476-9945
NSN 6650-00-012-2430
NSN 5985-00-102-2807
NSN 6645-00-406-8114
NSN 5895-01-403-2793
NSN 6150-01-399-2994
NSN 6685-00-580-9733
NSN 5835-00-473-1010