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 5835-01-051-5092
NSN 5945-01-494-1428
NSN 5910-01-084-1368
NSN 5905-01-437-5750
NSN 5996-01-139-2843
NSN 6135-01-026-9960
NSN 5855-01-167-2162
NSN 5945-01-455-2330
NSN 5930-01-419-2823
NSN 6620-01-585-2357
NSN 6130-01-394-4847
NSN 6145-00-808-4398