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 5945-01-342-4501
NSN 5835-01-436-6549
NSN 5905-01-266-1857
NSN 6650-01-387-1740
NSN 5925-01-216-1978
NSN 5996-01-310-2986
NSN 5985-00-877-2268
NSN 6150-01-594-6350
NSN 6645-01-056-5291
NSN 7035-01-399-5354
NSN 6105-00-236-6788
NSN 5975-01-418-5108