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 6645-01-030-8930
NSN 6320-01-139-0533
NSN 5915-00-099-0347
NSN 5990-01-642-1668
NSN 6610-01-399-7613
NSN 6130-00-581-2006
NSN 6105-00-471-3265
NSN 5915-00-701-9135
NSN 5990-01-426-7350
NSN 5915-01-218-4038
NSN 5935-01-185-0513
NSN 6240-00-822-4571