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 6220-01-579-3138
NSN 5895-00-623-0255
NSN 5975-01-069-3236
NSN 5960-00-935-6484
NSN 5990-00-320-2779
NSN 5905-01-519-4963
NSN 5920-00-445-3585
NSN 5915-01-469-5954
NSN 7035-01-386-5722
NSN 5998-00-765-9614
NSN 6135-01-464-2075
NSN 5990-01-354-8965