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 5990-01-442-3520
NSN 5925-00-499-9220
NSN 5998-01-585-7094
NSN 5960-01-061-9166
NSN 6320-01-292-2232
NSN 5930-00-336-9130
NSN 5895-00-116-4646
NSN 6320-01-215-2284
NSN 4140-00-144-6833
NSN 5960-01-577-0628
NSN 5925-01-371-3378
NSN 6650-01-470-1315