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 5895-01-378-9817
NSN 5965-01-272-3480
NSN 6610-01-160-3770
NSN 6610-01-383-7419
NSN 5930-01-504-4386
NSN 2925-01-483-3115
NSN 5910-00-935-6459
NSN 6135-01-190-2628
NSN 6150-01-047-4076
NSN 5945-01-093-3465
NSN 5975-01-239-9858
NSN 6240-00-152-6289