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 6145-01-551-1419
NSN 5895-01-581-2369
NSN 6650-01-578-5519
NSN 6320-01-247-0898
NSN 6610-00-558-0480
NSN 5945-01-248-3115
NSN 7035-01-499-7401
NSN 6240-01-329-4978
NSN 6130-01-416-3561
NSN 6685-01-343-5523
NSN 6650-01-646-1643
NSN 6650-00-115-4458