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 5910-01-099-8348
NSN 6620-01-625-2855
NSN 6130-01-256-8297
NSN 4140-01-499-5557
NSN 5945-01-649-1372
NSN 5996-01-481-6196
NSN 5895-01-288-9007
NSN 5945-01-356-4135
NSN 6145-00-932-1950
NSN 5945-01-581-2634
NSN 5835-01-576-9013
NSN 5999-00-256-5085