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 5910-01-139-5085
NSN 5990-01-421-5342
NSN 5996-01-185-9733
NSN 6620-01-035-7803
NSN 5945-01-054-8188
NSN 5930-01-556-2423
NSN 5925-01-408-8765
NSN 5998-01-448-9252
NSN 5920-01-187-2267
NSN 6685-01-443-0596
NSN 5990-01-605-4769
NSN 6105-01-181-3369