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 6610-01-217-4162
NSN 6135-01-529-0122
NSN 6685-01-624-9320
NSN 6320-00-070-4544
NSN 5855-01-075-1292
NSN 6685-01-542-0689
NSN 5855-01-279-9938
NSN 5925-01-126-8188
NSN 6650-01-192-9075
NSN 6135-00-107-6662
NSN 5965-01-364-1232
NSN 5895-00-270-6595