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 5925-01-051-8117
NSN 5905-00-900-4141
NSN 5925-01-555-8524
NSN 5945-00-067-5776
NSN 6105-01-583-1231
NSN 6150-01-110-3953
NSN 5998-01-477-6958
NSN 6135-00-542-6728
NSN 7035-01-573-7973
NSN 5950-00-104-9204
NSN 5965-01-152-9004
NSN 5935-00-262-5173