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 5960-00-903-6307
NSN 6145-00-964-7466
NSN 6135-01-624-3719
NSN 5950-01-592-1475
NSN 5915-00-022-3496
NSN 6620-01-420-6831
NSN 6145-01-502-9751
NSN 5945-01-167-8498
NSN 6110-00-771-4538
NSN 5915-00-972-1605
NSN 5915-00-998-4573
NSN 5920-00-249-6414