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 6320-01-166-3602
NSN 6645-01-426-8621
NSN 6220-01-446-6430
NSN 5999-01-117-1787
NSN 6220-01-104-0624
NSN 6130-01-556-7996
NSN 5965-01-282-3181
NSN 6620-01-084-2255
NSN 5965-00-929-9415
NSN 6110-01-068-0301
NSN 6240-01-391-5373
NSN 5905-01-185-2933