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 6620-00-455-2405
NSN 6685-01-496-2367
NSN 5975-01-640-9657
NSN 5835-01-447-2544
NSN 2925-01-137-4062
NSN 5965-00-234-0219
NSN 6685-00-642-0533
NSN 6650-00-597-7313
NSN 5895-01-065-8704
NSN 4140-01-095-7860
NSN 5965-01-063-7894
NSN 6620-01-415-1622