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 6645-01-142-1707
NSN 5855-01-156-0417
NSN 6150-01-396-0776
NSN 6240-01-577-3501
NSN 6685-01-632-0940
NSN 6150-01-140-3798
NSN 5950-00-764-7244
NSN 6685-00-085-7802
NSN 6645-00-429-0172
NSN 5998-00-862-7299
NSN 5925-01-459-6563
NSN 6240-01-025-5847