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 6610-01-592-1551
NSN 5925-01-254-8169
NSN 6130-00-538-4416
NSN 5998-01-181-3660
NSN 5920-01-434-7527
NSN 6150-01-423-8620
NSN 6130-01-059-8534
NSN 5999-00-597-1483
NSN 5920-01-646-2527
NSN 5915-00-318-1356
NSN 5920-01-580-5434
NSN 5999-01-123-0558