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 5975-01-441-9221
NSN 5999-01-506-3726
NSN 6320-01-552-8721
NSN 6650-01-357-3579
NSN 7035-01-467-1049
NSN 6620-01-378-9193
NSN 5835-00-148-9719
NSN 5998-01-660-7709
NSN 6645-00-427-8889
NSN 5925-01-559-3358
NSN 5950-00-677-0955
NSN 5965-01-063-7894