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 5960-01-323-6432
NSN 6130-01-154-7105
NSN 6135-00-377-9165
NSN 5945-01-188-1437
NSN 6610-00-119-1591
NSN 7035-01-422-9483
NSN 5930-01-567-5953
NSN 5905-01-076-5608
NSN 6240-01-462-5433
NSN 5990-00-210-2953
NSN 6320-01-447-4289
NSN 6135-00-269-5843