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 5920-01-094-7284
NSN 5935-01-168-8781
NSN 6220-00-073-4194
NSN 5920-01-200-4639
NSN 6620-00-527-9280
NSN 5930-01-328-0351
NSN 5945-00-551-8330
NSN 5965-00-933-8971
NSN 6685-01-381-7162
NSN 6320-01-420-0340
NSN 5920-01-132-6521
NSN 7035-00-392-5417