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 5998-01-112-8243
NSN 6110-01-461-9617
NSN 6645-00-315-9254
NSN 5975-01-411-6597
NSN 5996-01-526-6120
NSN 6610-01-515-4967
NSN 7035-01-085-9427
NSN 5960-01-567-1096
NSN 5960-01-389-0629
NSN 4140-01-587-4764
NSN 5985-01-386-5898
NSN 5999-01-442-7643