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 5855-00-911-1370
NSN 6620-01-627-0478
NSN 5925-01-411-6028
NSN 4140-00-303-3133
NSN 6610-00-710-2467
NSN 4140-01-392-0495
NSN 6145-00-791-9820
NSN 5950-00-243-8275
NSN 5960-01-434-5539
NSN 6110-01-315-6564
NSN 5960-01-023-8800
NSN 5965-00-964-1756