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 6105-01-065-8555
NSN 6135-01-161-3914
NSN 5905-00-134-0499
NSN 6145-01-412-0926
NSN 6320-01-456-2859
NSN 6220-01-102-9027
NSN 5895-01-644-1433
NSN 6610-01-353-6685
NSN 5960-00-011-9315
NSN 6240-01-039-2125
NSN 6645-01-460-4339
NSN 5960-00-839-1529