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 5920-01-552-0315
NSN 5910-01-510-9454
NSN 6145-01-119-3746
NSN 5985-00-620-5997
NSN 5998-01-437-6226
NSN 6620-01-447-2172
NSN 5925-01-462-7251
NSN 5910-01-057-6720
NSN 5960-01-614-8005
NSN 6110-00-456-2058
NSN 5960-01-604-1158
NSN 2925-01-101-4655