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 5855-01-023-3727
NSN 6620-00-553-8988
NSN 5915-01-157-9579
NSN 6145-00-643-4962
NSN 6110-00-546-5145
NSN 6145-00-932-0724
NSN 6135-01-382-9278
NSN 5965-01-426-8325
NSN 6620-01-169-2406
NSN 5925-00-821-3174
NSN 5925-01-023-1411
NSN 6135-00-505-0679