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 5930-01-180-5071
NSN 5999-00-008-5282
NSN 5835-01-540-4995
NSN 6220-01-364-5002
NSN 7035-01-541-2839
NSN 5920-01-525-7231
NSN 6220-00-460-4770
NSN 6240-00-594-7138
NSN 5985-01-294-3796
NSN 5975-00-004-6522
NSN 6145-01-202-8838
NSN 5910-00-814-3184