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 5905-01-350-4304
NSN 5905-00-778-3893
NSN 5895-01-290-3413
NSN 6150-01-512-0606
NSN 5945-01-583-8567
NSN 5895-00-490-5988
NSN 6620-01-379-3300
NSN 5998-01-171-6454
NSN 5930-01-104-8338
NSN 7035-01-413-6697
NSN 6145-01-623-2191
NSN 6105-01-613-9315