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 6130-01-261-5145
NSN 5920-00-722-1878
NSN 5935-01-428-3335
NSN 5985-01-198-2224
NSN 5998-01-081-7663
NSN 6320-01-227-2648
NSN 6145-00-841-8308
NSN 6320-01-170-4068
NSN 6685-01-473-8019
NSN 5950-01-457-5543
NSN 5996-00-839-8678
NSN 5925-01-055-0170