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 5965-00-754-9059
NSN 6135-01-216-9771
NSN 5950-01-409-9232
NSN 5905-01-465-1248
NSN 5975-01-207-7304
NSN 5915-00-979-8225
NSN 2925-00-474-4990
NSN 5999-01-258-6187
NSN 6685-01-174-5598
NSN 6650-00-614-1711
NSN 6135-00-228-8140
NSN 5835-00-986-5985