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 5920-01-140-1120
NSN 6320-00-539-9283
NSN 5920-01-523-3231
NSN 6130-01-044-5436
NSN 5930-01-524-4434
NSN 5835-01-432-6185
NSN 6110-00-111-3559
NSN 5998-00-930-3242
NSN 6110-01-045-4160
NSN 6240-01-084-8098
NSN 6130-00-293-4714
NSN 6130-00-186-6214