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 6645-00-199-8526
NSN 5855-01-627-7577
NSN 5925-01-149-5474
NSN 5920-00-914-0832
NSN 6685-00-527-9489
NSN 5905-00-129-6554
NSN 5945-01-487-7842
NSN 6650-00-804-2039
NSN 6320-00-646-3311
NSN 5985-01-011-0768
NSN 6645-01-651-9562
NSN 6150-01-492-6195