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 6145-00-442-3326
NSN 5985-00-572-1606
NSN 5998-01-269-5870
NSN 5910-01-633-9963
NSN 6645-00-476-7176
NSN 6145-00-033-2997
NSN 6620-01-358-7531
NSN 5945-00-111-2050
NSN 5855-01-058-6687
NSN 2925-00-979-3620
NSN 7035-01-245-2858
NSN 5905-01-263-2309