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 5960-01-462-1864
NSN 7035-00-763-6180
NSN 5965-00-950-0602
NSN 6620-01-605-9660
NSN 5998-01-634-0604
NSN 5975-01-086-7926
NSN 5930-00-106-1488
NSN 6135-00-191-6444
NSN 6220-00-774-4704
NSN 6150-01-408-6209
NSN 4140-00-792-8398
NSN 5930-00-789-7434