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 4140-01-622-4375
NSN 6105-01-269-0485
NSN 5925-01-572-8063
NSN 5960-00-621-4983
NSN 6610-00-526-4394
NSN 5965-01-077-3346
NSN 5960-01-157-7009
NSN 5975-00-012-4376
NSN 6685-01-441-9063
NSN 6685-01-608-5596
NSN 6645-00-044-7011
NSN 5930-01-214-8687