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 6240-00-767-2389
NSN 5950-01-537-0562
NSN 5910-01-543-0039
NSN 5990-01-360-2900
NSN 5960-00-850-6633
NSN 6220-01-397-8060
NSN 5985-00-659-9509
NSN 5910-00-842-7306
NSN 6650-01-472-8804
NSN 5925-01-313-0205
NSN 5945-01-489-5519
NSN 6110-00-188-9874