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 6685-01-218-5258
NSN
NSN 5990-01-416-6009
NSN 6135-00-203-9645
NSN 5965-01-289-3509
NSN 5945-01-078-9707
NSN 6650-00-833-4002
NSN 5925-00-617-2994
NSN 4140-00-776-5906
NSN 6610-01-388-0563
NSN 5985-00-780-5624
NSN 5835-01-171-9126