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 6620-01-458-8074
NSN 5905-01-243-6743
NSN 6150-01-205-3865
NSN 5960-01-023-1178
NSN 5930-01-583-7453
NSN 5915-00-906-2214
NSN 6130-00-443-9139
NSN 6220-01-524-2270
NSN 6240-00-334-6766
NSN 5998-01-426-8607
NSN 6150-01-157-8726
NSN 5996-01-207-0804