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 6220-01-422-3602
NSN 6150-01-536-7797
NSN 6105-01-463-8557
NSN 5930-00-393-2511
NSN 7035-00-286-6221
NSN 6610-00-382-0266
NSN 6110-01-044-4331
NSN 5905-00-938-1406
NSN 5895-01-198-4041
NSN 5990-01-080-0097
NSN 5905-01-220-7215
NSN 5915-00-763-7593