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 5910-00-968-0866
NSN 6145-01-313-4323
NSN 5915-01-596-8573
NSN 5985-00-578-7740
NSN 5975-01-504-0694
NSN 6645-01-492-5304
NSN 5905-00-729-0985
NSN 6610-01-354-3087
NSN 6130-00-420-1248
NSN 6650-00-068-2208
NSN 7035-01-485-7351
NSN 6105-00-964-9786