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 5930-00-063-7216
NSN 5945-01-158-5011
NSN 6135-00-087-5300
NSN 6105-01-243-1288
NSN 5905-01-092-4202
NSN 6645-00-515-6148
NSN 6240-01-606-5161
NSN 6130-00-966-9500
NSN 5930-00-657-8157
NSN 5905-00-450-0109
NSN 6320-00-370-7944
NSN 5950-00-548-4927