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 5920-01-591-4908
NSN 6240-00-176-1824
NSN 2925-00-133-9594
NSN 5915-00-100-5239
NSN 6135-00-078-3095
NSN 6320-00-082-5868
NSN 6685-00-183-9341
NSN 6645-00-766-7935
NSN 6130-01-485-0411
NSN 5925-00-856-8103
NSN 2925-01-039-6856
NSN 5895-01-003-8464