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 5998-01-420-4873
NSN 5985-00-147-5606
NSN 5960-01-125-2356
NSN 5960-00-932-3067
NSN 6145-01-573-7994
NSN 5925-00-353-0612
NSN 4140-01-591-6540
NSN 5985-01-384-3847
NSN 5990-00-711-1739
NSN 6105-00-700-9703
NSN 5855-01-180-5369
NSN 7035-01-283-2536