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 5999-00-891-6372
NSN 5925-01-566-1329
NSN 6320-01-462-2295
NSN 5835-00-198-4936
NSN 5835-01-014-4574
NSN 5935-01-423-9277
NSN 6610-01-285-8444
NSN 5990-00-673-1831
NSN 5960-01-313-9389
NSN 5930-00-081-2238
NSN 6130-01-299-7794
NSN 6110-01-321-9126