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 5945-00-491-4536
NSN 5999-01-225-6652
NSN 5925-01-330-2362
NSN 6145-01-444-4509
NSN 6645-01-145-7357
NSN 5930-01-507-8276
NSN 6220-00-719-7714
NSN 5915-00-155-4766
NSN 5945-01-383-9453
NSN 5930-01-502-7441
NSN 6130-00-473-6132
NSN 5985-01-199-5005