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 6145-01-628-2079
NSN 5998-00-434-9725
NSN 6610-01-483-1317
NSN 7035-01-121-5905
NSN 7035-00-148-2300
NSN 6110-00-225-1726
NSN 5925-00-790-4903
NSN 4140-01-528-8156
NSN 5996-00-525-1777
NSN 6130-01-650-4265
NSN 5990-00-572-1419
NSN 6685-00-329-2801