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 5935-01-481-5176
NSN 6645-01-033-1171
NSN 5998-01-449-2859
NSN 5920-00-705-2916
NSN 5990-00-548-6163
NSN 6320-00-823-2015
NSN 6620-01-539-2729
NSN 6645-00-171-9639
NSN 6610-01-606-8788
NSN 6685-00-452-6257
NSN 4140-00-045-8117
NSN 6150-01-409-2858