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 6650-01-277-8273
NSN 5925-01-445-2948
NSN 5935-01-487-6336
NSN 6645-01-205-3869
NSN 6105-00-794-3597
NSN 5975-01-528-6800
NSN 5910-01-364-4689
NSN 4140-00-914-7949
NSN 6240-01-511-1009
NSN 5835-01-416-6455
NSN 6685-00-006-5093
NSN 6145-00-482-1724