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 6240-01-547-2026
NSN 5935-01-198-2543
NSN 5950-00-204-4685
NSN 5920-00-061-8623
NSN 5855-00-466-2309
NSN 6240-01-020-9910
NSN 5999-00-762-0659
NSN 6685-01-607-6469
NSN 5960-01-322-8417
NSN 6145-00-998-3579
NSN 6150-00-134-7408
NSN 5915-00-914-0063