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 5990-01-442-3520
NSN 5930-01-526-1833
NSN 6610-01-027-1641
NSN 5895-01-360-6739
NSN 6130-00-210-4195
NSN 5998-01-498-0323
NSN 6110-00-556-8425
NSN 6150-01-211-6009
NSN 6220-01-113-7501
NSN 5935-01-596-1859
NSN 5915-00-389-1126
NSN 6610-01-123-2276