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 5965-00-836-2690
NSN 5965-00-651-7372
NSN 5925-00-905-7814
NSN 6650-01-605-9181
NSN 5835-00-233-6327
NSN 5998-01-434-5721
NSN 6105-00-588-7513
NSN 6130-00-241-6697
NSN 6620-01-406-6840
NSN 5935-01-429-8619
NSN 5855-00-943-3894
NSN 7035-01-362-4924