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 5920-01-316-1710
NSN 5935-00-960-4455
NSN 5998-00-170-6756
NSN 5985-00-983-7388
NSN 6145-00-487-9575
NSN 5910-01-463-3742
NSN 6685-00-145-4928
NSN 5915-01-287-5669
NSN 5960-01-168-9631
NSN 5965-01-376-9305
NSN 5855-01-447-4097
NSN 5895-01-208-4892