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 5920-01-206-9947
NSN 5920-01-499-4236
NSN 6105-01-581-1015
NSN 6620-01-503-2667
NSN 5996-00-573-1853
NSN 5925-01-290-4808
NSN 5950-01-323-7764
NSN 5975-00-269-8391
NSN 5998-00-894-0904
NSN 2925-00-001-4604
NSN 5998-00-529-2551
NSN 6130-01-204-9012