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 6220-00-404-8004
NSN 6130-00-358-4320
NSN 6135-00-635-9187
NSN 6110-01-472-1661
NSN 6135-01-502-5787
NSN 5998-01-195-8642
NSN 5975-00-498-4188
NSN 5835-01-279-9508
NSN 5920-00-122-0334
NSN 5910-01-479-9661
NSN 5975-00-704-0334
NSN 6645-00-285-8781