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 5895-00-907-0761
NSN 5855-00-281-3843
NSN 5960-01-487-4791
NSN 4140-00-185-2993
NSN 4140-00-954-4695
NSN 5935-00-949-1130
NSN 5945-01-380-3876
NSN 5950-00-131-0492
NSN 6320-01-201-2776
NSN 5950-00-374-2322
NSN 6685-00-941-0534
NSN 5990-00-220-5689