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 6220-01-529-7268
NSN 5975-01-370-7099
NSN 6145-01-615-7061
NSN 5905-00-343-0670
NSN 5930-00-925-8246
NSN 6645-00-208-0796
NSN 5855-01-276-0353
NSN 5990-00-989-6839
NSN 6650-00-078-5773
NSN 6650-00-610-3956
NSN 5950-01-629-7170
NSN 6110-00-090-3690