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 5920-01-406-5195
NSN 6145-01-057-9423
NSN 5895-00-117-4257
NSN 6320-01-512-2031
NSN 6220-00-079-0851
NSN 5895-01-391-0113
NSN 5855-01-411-3360
NSN 6130-00-857-4491
NSN 6645-01-259-7142
NSN 5999-01-486-4348
NSN 5975-01-141-6889
NSN 7035-01-146-7096