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 5915-01-144-1602
NSN 6110-01-424-7014
NSN 5996-01-146-4202
NSN 5895-01-355-6591
NSN 5990-00-510-2098
NSN 5935-00-489-2638
NSN 5855-00-995-2098
NSN 5990-00-160-1176
NSN 5905-01-053-8369
NSN 5999-01-340-1441
NSN 6620-01-568-9203
NSN 7035-00-088-7355