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 5835-01-180-1400
NSN 5935-01-309-9800
NSN 6110-01-060-3545
NSN 5996-00-446-1701
NSN 5915-01-534-5154
NSN 6320-00-270-8222
NSN 6220-01-097-2353
NSN 5996-01-348-5915
NSN 6130-01-500-5887
NSN 6645-01-567-8282
NSN 6610-01-441-1581
NSN 5975-01-428-9998