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 5905-01-245-5395
NSN 5985-00-059-5915
NSN 5905-01-446-6068
NSN 5965-00-434-7617
NSN 6135-00-985-7846
NSN 5950-01-474-3920
NSN 5835-01-435-4139
NSN 6645-00-857-0410
NSN 6320-01-611-4918
NSN 6620-00-151-5363
NSN 5996-01-655-1227
NSN 4140-01-386-4476