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 5915-01-215-7405
NSN 6145-00-542-3252
NSN 5895-01-305-5426
NSN 5996-00-250-6556
NSN 5985-01-592-2158
NSN 5950-00-188-7491
NSN 5999-01-557-1940
NSN 5985-01-197-7905
NSN 5920-00-144-2535
NSN 5975-01-360-7086
NSN 6645-01-043-9587
NSN 6620-01-580-0883