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 5895-01-645-3889
NSN 5930-01-084-5859
NSN 5925-01-660-3505
NSN 6105-01-435-4376
NSN 5985-01-304-1990
NSN 5975-01-535-5734
NSN 6130-01-534-7330
NSN 5999-00-765-3035
NSN 5998-00-588-0000
NSN 5990-00-858-0395
NSN 5975-01-567-5068
NSN 5945-01-231-9607