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 5855-01-217-4172
NSN 5998-01-442-3476
NSN 6135-01-604-8739
NSN 5985-00-221-1563
NSN 5895-01-052-7332
NSN 6610-01-057-7474
NSN 5998-01-525-9448
NSN 6650-01-241-7978
NSN 5930-00-924-2002
NSN 5999-01-361-8950
NSN 5960-00-270-1986
NSN 6110-01-281-8858