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 6145-01-647-4096
NSN 6220-00-505-0277
NSN 5895-00-103-1321
NSN 5945-01-450-1919
NSN 5960-00-346-7902
NSN 5935-01-490-6545
NSN 5996-00-054-4628
NSN 6685-00-150-7080
NSN 5920-00-633-0404
NSN 5945-00-964-5358
NSN 5910-01-327-3532
NSN 6620-00-780-7786