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 4140-01-262-9164
NSN 6645-00-108-6479
NSN 6685-01-502-4273
NSN 6320-01-021-6633
NSN 5935-01-354-2438
NSN 6645-01-447-3143
NSN 6620-01-355-8904
NSN 5965-00-894-0015
NSN 6240-01-493-8365
NSN 2925-01-353-3928
NSN 6130-00-217-7695
NSN 6150-00-824-8626