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 5930-01-429-0379
NSN 6650-01-201-1081
NSN 4140-01-095-8466
NSN 5990-01-282-4617
NSN 6685-01-186-0401
NSN 4140-01-466-0217
NSN 5925-01-658-3789
NSN 5999-00-664-1818
NSN 5905-01-230-9552
NSN 6135-01-558-4194
NSN 5915-00-764-3123
NSN 6145-01-381-2529