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 6110-01-475-4134
NSN 6135-00-477-8847
NSN 5945-00-981-5667
NSN 5895-01-413-8751
NSN 2925-01-391-9247
NSN 5960-00-439-5705
NSN 5930-01-534-7458
NSN 5935-01-048-5408
NSN 5920-01-157-9471
NSN 5855-00-337-3679
NSN 5905-00-295-8630
NSN 5920-00-554-0437