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 6150-01-298-7710
NSN 5999-00-089-7316
NSN 6135-01-361-6197
NSN 6135-01-618-8314
NSN 5855-00-451-6155
NSN 6610-01-200-6861
NSN 6645-00-079-1430
NSN 5950-01-380-1283
NSN 6610-01-355-9323
NSN 6610-00-216-6538
NSN 2925-01-495-6567
NSN 6685-00-503-2759