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 6645-01-546-0491
NSN 6610-01-484-1370
NSN 5935-00-586-8106
NSN 5998-00-233-6392
NSN 5985-00-681-3586
NSN 5930-00-615-4181
NSN 5975-01-073-2197
NSN 5910-00-535-3892
NSN 6650-01-170-4397
NSN 6620-01-401-5356
NSN 6220-01-306-8203
NSN 5950-01-218-7877