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 6135-00-010-5275
NSN 6685-00-470-8651
NSN 5855-01-119-9575
NSN 5920-01-167-9678
NSN 5965-01-492-5695
NSN 6320-01-421-3777
NSN 5965-01-599-4372
NSN 5905-01-647-4667
NSN 6610-01-177-2942
NSN 5965-01-030-7253
NSN 5950-01-065-9313
NSN 5996-01-616-7889