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 5998-01-524-8734
NSN 5985-01-029-2785
NSN 5920-00-950-2875
NSN 5999-01-350-3180
NSN 5925-00-963-6962
NSN 4140-01-201-9945
NSN 7035-00-126-1899
NSN 6105-00-787-2805
NSN 5999-00-245-7239
NSN 5999-01-534-3595
NSN 6685-00-934-0787
NSN 6610-01-014-3964