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 5990-00-681-2789
NSN 6620-01-600-7483
NSN 7035-00-455-7666
NSN 5835-01-261-9878
NSN 7035-00-020-2227
NSN 6150-01-348-5121
NSN 6130-01-620-1408
NSN 5835-00-564-0057
NSN 6645-01-426-8621
NSN 6145-01-340-4718
NSN 5950-01-378-7042
NSN 6320-01-054-3046