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 5925-01-386-3178
NSN 5905-00-228-4495
NSN 5855-01-170-8957
NSN 5965-01-231-9125
NSN 5996-00-514-7678
NSN 5930-00-597-5064
NSN 5996-01-221-5792
NSN 6105-01-560-1759
NSN 5950-00-851-0090
NSN 5975-00-331-8200
NSN 6110-00-862-0018
NSN 5996-01-442-3676