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 6620-00-251-0569
NSN 6220-01-490-6316
NSN 6130-00-297-5793
NSN 2925-01-290-8208
NSN 5998-00-836-5602
NSN 6645-01-566-3205
NSN 6150-01-467-1590
NSN 6105-01-044-2559
NSN 5975-01-525-7728
NSN 6685-01-437-9553
NSN 6110-00-042-4712
NSN 6610-01-559-5073