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 6645-00-177-4729
NSN 5935-01-498-7240
NSN 7035-00-703-3535
NSN 6130-00-220-9655
NSN 6645-01-533-3786
NSN 6610-01-018-3265
NSN 5950-01-231-1276
NSN 4140-01-130-2354
NSN 5905-01-357-0062
NSN 5835-01-454-5267
NSN 4140-01-316-4676
NSN 5996-01-562-1414