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 5910-00-411-0322
NSN 6105-01-517-9596
NSN 6610-00-305-5447
NSN 6135-01-215-1245
NSN 6645-00-250-4680
NSN 6150-01-226-5482
NSN 5895-01-176-9861
NSN 5925-01-584-9980
NSN 5925-01-209-2768
NSN 7035-00-096-9986
NSN 6650-01-463-8405
NSN 5975-01-050-7785