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 5905-00-961-8477
NSN 5996-00-590-7979
NSN 4140-00-219-3146
NSN 5935-00-932-5241
NSN 5945-01-601-2677
NSN 2925-01-148-7646
NSN 5925-01-613-5869
NSN 2925-01-418-3296
NSN 5895-01-616-5272
NSN 5945-00-027-6478
NSN 6650-01-561-4608
NSN 6240-01-436-9868