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 5915-00-625-2285
NSN 6610-01-048-2870
NSN 5930-00-247-4959
NSN 6130-01-164-3732
NSN 6130-01-376-1625
NSN 5925-01-646-0722
NSN 6320-00-539-9283
NSN 6685-00-235-7248
NSN 6320-01-607-1491
NSN 5925-00-336-1992
NSN 5910-01-658-2513
NSN 6150-01-257-1297