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 5990-01-426-7350
NSN 6620-01-571-0900
NSN 5930-01-170-5707
NSN 6685-01-626-1437
NSN 6220-00-374-9292
NSN 4140-00-900-6102
NSN
NSN 5930-01-090-7686
NSN 5960-01-364-1318
NSN 7035-00-270-5519
NSN 4140-01-602-9588
NSN 6150-01-331-8229