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 5999-01-513-9245
NSN 6105-01-435-2163
NSN 5975-01-364-0000
NSN 6320-00-456-0836
NSN 6135-00-422-3967
NSN 4140-00-078-9357
NSN 6145-01-416-7386
NSN 5999-01-447-1167
NSN 6150-01-078-1767
NSN 5895-00-924-9093
NSN 5930-00-991-7493
NSN 5965-01-495-0316