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 6220-00-938-2915
NSN 5960-01-142-1995
NSN 6135-00-488-4478
NSN 5905-01-143-7202
NSN 5930-01-314-1970
NSN 5925-01-197-8406
NSN 5855-01-440-0505
NSN 5910-01-237-3733
NSN 5950-00-838-9226
NSN 5965-00-471-5018
NSN 5965-00-578-8931
NSN 5855-01-376-0363