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 5925-00-158-5297
NSN 5996-01-371-2958
NSN 5998-01-468-9806
NSN 6650-01-136-1520
NSN 5925-00-090-7403
NSN 6610-01-633-8931
NSN 5999-01-393-4471
NSN 6650-00-511-8673
NSN 5996-00-221-7663
NSN 6145-01-597-8005
NSN 5935-00-287-5069
NSN 5935-01-622-1588