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 6685-01-657-4770
NSN 6610-01-073-8526
NSN 6130-01-461-3530
NSN 5999-01-227-5252
NSN 6685-01-423-1464
NSN 6685-01-512-8345
NSN 6685-01-408-7758
NSN 2925-01-197-7864
NSN 6320-01-449-1014
NSN 6650-01-623-3078
NSN 6150-01-559-6185
NSN 6320-01-227-2648