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 6645-01-369-4371
NSN 5930-00-757-1496
NSN 5960-01-181-2143
NSN 6645-01-232-4843
NSN 6620-00-172-3855
NSN 5985-01-012-4281
NSN 5915-00-688-9124
NSN 6110-01-207-9242
NSN 5945-01-419-6732
NSN 5996-01-547-3452
NSN 5975-01-592-4533
NSN 5950-01-413-8272