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 6145-00-631-4085
NSN 5945-01-003-9426
NSN 5910-01-006-0114
NSN 5915-01-410-2783
NSN 5998-00-280-7270
NSN 5996-01-499-5427
NSN 5925-00-300-5920
NSN 6145-01-268-6992
NSN 5895-00-503-5344
NSN 5855-01-069-4742
NSN 5905-00-845-3680
NSN 5905-00-767-4480