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 5950-01-535-5395
NSN 6220-01-016-1776
NSN 5910-01-217-6000
NSN 6620-01-064-0366
NSN 4140-01-092-0808
NSN 5925-00-468-2757
NSN 5835-01-502-9228
NSN 6105-01-556-7994
NSN 6220-00-005-0388
NSN 6145-00-845-7965
NSN 6610-00-953-9670
NSN 6135-01-527-9592