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 5999-00-815-8784
NSN 6220-01-046-7485
NSN 5945-01-648-2231
NSN 5985-01-517-6238
NSN 6685-01-468-3499
NSN 5945-00-606-8874
NSN 6645-00-072-9243
NSN 5835-01-283-9691
NSN 7035-01-260-0804
NSN 6320-01-631-7828
NSN 5996-00-497-3809
NSN 2925-00-159-9003