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 5985-01-388-8311
NSN 6645-01-105-4647
NSN 7035-00-335-7283
NSN 5965-01-205-6249
NSN 6610-01-511-0982
NSN 4140-00-623-0248
NSN 5975-00-908-1556
NSN 5930-00-171-8867
NSN 5905-00-284-4643
NSN 5905-00-436-1097
NSN 5999-01-181-5466
NSN 5935-01-552-6355