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 6645-00-559-3623
NSN 6220-01-389-1606
NSN 5895-01-130-6922
NSN 5998-00-633-5169
NSN 4140-01-367-2395
NSN 6320-01-373-9355
NSN 6220-01-119-6711
NSN 6150-00-601-6683
NSN 5985-01-111-8488
NSN 5950-01-312-4650
NSN 6105-00-548-3547
NSN 6110-01-019-6263