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 5998-01-392-6391
NSN 5960-00-169-2610
NSN 6320-01-276-4739
NSN 6320-01-072-2073
NSN 6135-00-871-3646
NSN 6240-00-877-6206
NSN 5895-01-326-8791
NSN 5965-01-435-6644
NSN 5925-01-364-9184
NSN 5998-01-609-6038
NSN 5855-00-411-8688
NSN 5960-01-168-1063