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 5910-01-194-1621
NSN 5905-01-271-8651
NSN 5985-00-533-8179
NSN 5895-01-121-1049
NSN 4140-01-146-8274
NSN 5975-00-840-4802
NSN 5930-00-468-8320
NSN 6220-00-473-0517
NSN 6220-01-031-3263
NSN 6220-00-473-0517
NSN 6320-00-456-2092
NSN 6650-01-411-1581