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 5925-01-230-3198
NSN 5960-01-609-6565
NSN 6110-01-169-8937
NSN 2925-01-068-3844
NSN 6135-01-384-4395
NSN 6645-01-574-6160
NSN 6130-00-551-3191
NSN 5999-01-512-6976
NSN 6685-01-529-6504
NSN 5960-01-256-6956
NSN 5835-01-532-9373
NSN 5975-00-232-7647