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 6645-00-899-1235
NSN 5915-01-626-6596
NSN 6320-01-512-2031
NSN 6320-00-468-8421
NSN 5855-01-188-4049
NSN 6145-01-546-8837
NSN 5835-00-921-0621
NSN 6220-00-852-0367
NSN 6610-01-211-0835
NSN 5935-01-265-6962
NSN 5975-00-331-8200
NSN 5965-00-253-1302