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 5960-00-956-2318
NSN 5925-01-550-5000
NSN 6145-01-550-5384
NSN 6685-01-199-0673
NSN 5990-00-193-0498
NSN 5915-01-461-3089
NSN 5855-01-612-7608
NSN 4140-01-534-9987
NSN 5910-00-007-5236
NSN 5965-01-173-9106
NSN 7035-00-392-5417
NSN 6650-01-112-3986