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 6150-01-484-9908
NSN 5950-01-618-2441
NSN 5965-00-071-0562
NSN 5999-01-066-3705
NSN 6135-01-515-4260
NSN 5950-01-167-7042
NSN 5905-00-100-5250
NSN 5910-01-051-0087
NSN 7035-01-012-2259
NSN 5998-01-644-6090
NSN 6135-01-580-5726
NSN 5895-01-541-5379