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 5925-00-660-7589
NSN 5975-01-041-3400
NSN 5950-00-117-7198
NSN 6645-00-547-4388
NSN 5855-01-125-4768
NSN 5950-01-244-2407
NSN 6650-01-003-9355
NSN 5996-01-251-3394
NSN 7035-01-232-7263
NSN 5950-01-474-5576
NSN 5920-00-372-5864
NSN 6685-01-508-5042