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 5905-01-198-0092
NSN 6220-01-218-4176
NSN 5965-00-518-0958
NSN 5990-01-221-6361
NSN 5950-01-152-7510
NSN 6685-01-484-1485
NSN 6130-00-327-8967
NSN 4140-01-355-5628
NSN 5990-01-246-7417
NSN 6620-01-543-5491
NSN 5930-00-410-6415
NSN 5910-01-334-1327