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 5945-01-622-4157
NSN 5996-01-217-1407
NSN 5920-01-332-4943
NSN 5960-01-065-7900
NSN 5915-00-335-9553
NSN 5910-01-313-2456
NSN 6685-00-993-9780
NSN 5905-00-528-9975
NSN 7035-01-088-6415
NSN 5895-00-875-6035
NSN 5905-00-248-6461
NSN 5905-01-344-5519