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 5990-01-352-5255
NSN 5985-01-619-7888
NSN 5965-00-522-0922
NSN 6650-01-347-0148
NSN 5990-00-870-0656
NSN 5920-01-471-4073
NSN 5999-01-269-6043
NSN 5985-01-297-4425
NSN 5855-00-281-3843
NSN 5920-01-010-2920
NSN 5996-01-199-4148
NSN 5855-01-115-9014