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 5835-00-051-9092
NSN 6610-00-130-6074
NSN 5960-00-479-5515
NSN 6620-01-506-9144
NSN 5950-01-577-0001
NSN 6320-01-547-9877
NSN 5996-01-572-6253
NSN 6320-01-313-8306
NSN 6220-01-198-2021
NSN 6105-01-440-2243
NSN 6150-01-227-3149
NSN 5960-00-826-4016