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 6220-00-412-2289
NSN 6645-01-428-3576
NSN 6135-01-524-7621
NSN 5925-01-447-2656
NSN 5985-00-259-8222
NSN 5950-01-327-6689
NSN 5950-01-186-2532
NSN 5945-01-346-8604
NSN 5996-01-245-0548
NSN 6650-01-560-8576
NSN 6320-00-646-3311
NSN 6685-00-161-5752