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 5905-00-815-7228
NSN 6130-00-442-4005
NSN 5835-01-495-0595
NSN 5915-01-320-8683
NSN 6220-01-519-4254
NSN 2925-00-964-7128
NSN 5835-00-957-3565
NSN 5835-01-469-6706
NSN 4140-01-116-4604
NSN 5895-01-081-5398
NSN 5920-01-459-5823
NSN 6145-00-498-8288