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 5960-00-163-1017
NSN 6220-01-464-3618
NSN 6645-00-285-8781
NSN 2925-01-459-8093
NSN 4140-01-234-1736
NSN 5915-01-265-3960
NSN 4140-00-187-6086
NSN 5915-01-290-4828
NSN 6220-01-450-3264
NSN 6650-01-127-9518
NSN 6135-00-107-6662
NSN 6150-00-222-5302