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 6145-00-615-2019
NSN 6220-01-350-6929
NSN 5998-00-633-5169
NSN 5998-01-059-0138
NSN 5965-00-333-3359
NSN 6240-01-327-7269
NSN 5835-01-088-9305
NSN 5950-00-630-4606
NSN 5925-01-627-4505
NSN 6650-00-008-9646
NSN 6105-00-805-2343
NSN 6610-00-717-6666