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 5999-01-074-5219
NSN 6685-01-094-5644
NSN 5920-00-150-1148
NSN 5945-01-461-7666
NSN 7035-01-568-5351
NSN 5920-01-070-6603
NSN 6135-01-350-5845
NSN 5960-01-578-5537
NSN 6135-00-128-1633
NSN 6320-01-170-4068
NSN 5835-01-584-8538
NSN 5920-01-210-2300