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 5985-00-740-5619
NSN 5975-00-450-8975
NSN 5945-00-201-3462
NSN 5975-01-352-5853
NSN 2925-00-852-6708
NSN 6135-01-432-6201
NSN 5855-01-070-8084
NSN 5915-01-224-7044
NSN 5996-01-114-3155
NSN 6105-00-826-1359
NSN 6610-00-322-7873
NSN 7035-00-205-1932