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 5985-00-952-3661
NSN 5999-00-701-3369
NSN 5935-01-454-4020
NSN 6685-01-362-5308
NSN 5925-01-605-3888
NSN 6135-00-299-6918
NSN 2925-01-419-3805
NSN 5950-01-218-7082
NSN 6135-01-217-3292
NSN 5905-01-623-4145
NSN 2925-00-684-7708
NSN 6110-01-037-7368