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 5920-01-647-7357
NSN 5910-01-361-9829
NSN 6110-00-099-7113
NSN 5960-01-181-2143
NSN 5855-00-237-4088
NSN 5915-00-342-9261
NSN 2925-01-054-3190
NSN 6105-01-085-3698
NSN 5990-00-170-9553
NSN 6135-01-430-3119
NSN 4140-01-012-3996
NSN 6645-01-447-2446