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 6685-01-629-9632
NSN 5855-00-782-7714
NSN 6135-00-871-3646
NSN 6105-01-415-1422
NSN 5996-00-835-7777
NSN 6150-01-199-0621
NSN 6145-01-225-8955
NSN 6685-01-468-5787
NSN 6320-01-359-3921
NSN 2925-01-607-4340
NSN 6240-01-441-0784
NSN 6645-01-359-7875