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 5855-00-494-9581
NSN 6150-00-516-8445
NSN 5950-01-047-0884
NSN 6645-00-507-5544
NSN 5910-01-393-0366
NSN 6645-01-522-2357
NSN 6135-01-067-8331
NSN 5945-01-614-7668
NSN 2925-01-632-3384
NSN 6220-01-029-5037
NSN 5905-01-462-8611
NSN 6220-00-927-6272