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 5990-01-185-9835
NSN 6610-01-009-6354
NSN 6145-00-853-5816
NSN 6150-01-091-0234
NSN 6135-00-152-8729
NSN 6150-00-477-2152
NSN 6620-01-456-0529
NSN 5950-01-597-2300
NSN 5945-01-408-1509
NSN 5915-01-656-3718
NSN 2925-00-660-8131
NSN 6240-00-660-8849