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 7035-01-251-8622
NSN 5935-01-584-2745
NSN 7035-00-919-3381
NSN 6685-00-527-9489
NSN 5895-00-106-1239
NSN 6610-01-436-6884
NSN 5975-00-175-6696
NSN 4140-01-145-6524
NSN 5960-01-487-6436
NSN 6150-00-190-7874
NSN 5855-01-598-7392
NSN 5910-01-394-7179