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 6620-00-215-1996
NSN 4140-00-121-6746
NSN 5950-00-419-0232
NSN 5925-01-562-1684
NSN 5965-01-590-3311
NSN 5945-01-359-1405
NSN 5996-01-379-1409
NSN 2925-00-682-5028
NSN 5998-01-032-9831
NSN 6610-01-630-5515
NSN 5835-01-659-5206
NSN 6220-00-011-0110