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 5920-01-551-1295
NSN 5910-01-358-1016
NSN 6320-01-631-7828
NSN 5960-01-505-2426
NSN 6110-00-281-3676
NSN 6320-01-347-2638
NSN 5910-01-268-0741
NSN 6320-01-176-8367
NSN 6135-01-363-5109
NSN 2925-01-161-7440
NSN 5975-01-111-8477
NSN 6150-01-464-8041