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 5920-01-317-3506
NSN 5915-00-911-9893
NSN 6110-00-934-7943
NSN 5965-00-436-2226
NSN 6610-01-061-7367
NSN 6320-00-937-5625
NSN 6220-01-195-1793
NSN 6240-01-031-5505
NSN 5915-00-994-3432
NSN 5999-01-350-9103
NSN 5925-01-054-3453
NSN 6145-01-548-2967