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 6135-01-222-0703
NSN 6645-01-202-7986
NSN 5915-01-374-9001
NSN 6610-00-788-0134
NSN 5990-01-227-6526
NSN 5930-01-420-3781
NSN 5945-01-495-8076
NSN 6645-01-331-3364
NSN 5985-01-511-7612
NSN 6220-01-089-8839
NSN 5915-00-136-9714
NSN 5950-01-579-7064