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 5920-01-218-5742
NSN 6110-00-932-0745
NSN 5920-01-441-2286
NSN 5935-00-060-8614
NSN 6130-01-596-0624
NSN 5855-01-563-5827
NSN 6105-01-130-0821
NSN 5999-01-025-6686
NSN 5910-01-535-3467
NSN 6220-00-682-8292
NSN 5990-00-932-3070
NSN 6620-00-286-5721