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 5855-00-079-2370
NSN 5996-01-131-5238
NSN 6620-01-535-6925
NSN 6610-01-111-3750
NSN 6240-00-498-2034
NSN 6650-01-516-3631
NSN 6685-01-352-5437
NSN 5950-00-679-9511
NSN 6645-00-140-5173
NSN 5855-01-383-6860
NSN 5905-00-209-4381
NSN 5895-01-371-2688