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 5915-01-312-0530
NSN 5930-00-916-1418
NSN 5996-01-004-7832
NSN 6135-00-812-9039
NSN 5998-00-466-3142
NSN 5950-00-674-3222
NSN 5999-01-511-1179
NSN 5999-00-926-3144
NSN 6610-00-054-7276
NSN 5895-01-426-4331
NSN 5996-00-189-6054
NSN 6110-01-222-5298