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 6650-00-064-7199
NSN 5910-00-539-5462
NSN 5925-01-512-1651
NSN 5975-00-541-8531
NSN 5960-00-499-6781
NSN 5910-00-977-5604
NSN 6620-00-038-5343
NSN 6105-00-427-9615
NSN 5855-01-513-9601
NSN 5935-00-116-8254
NSN 6130-00-280-3696
NSN 6620-01-127-8161