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 5905-01-028-6459
NSN 2925-00-113-6146
NSN 5905-00-607-6319
NSN 5999-01-212-8931
NSN 5855-01-430-0132
NSN 2925-01-364-7926
NSN 6685-01-025-7422
NSN 5920-01-422-1445
NSN 6620-01-319-8178
NSN 5990-01-432-4984
NSN 5965-00-929-9415
NSN 6150-01-273-3851