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 6610-00-359-2226
NSN 6645-01-349-6632
NSN 6620-01-179-9737
NSN 5975-01-244-7577
NSN 5835-00-289-9080
NSN 6240-00-274-4028
NSN 5920-00-487-4256
NSN 6645-01-311-9794
NSN 5855-00-479-9819
NSN 5835-00-688-3941
NSN 7035-01-403-2841
NSN 5945-01-089-2263