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 6650-01-349-0306
NSN 6105-01-390-5468
NSN 5965-00-922-6243
NSN 6220-01-453-4975
NSN 5855-01-098-9038
NSN 2925-01-633-4048
NSN 6150-01-319-9832
NSN 5945-01-272-8904
NSN 5960-01-425-1454
NSN 5985-01-356-4435
NSN 6650-00-927-3391
NSN 5915-01-569-4386