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 5999-00-452-2558
NSN 6240-01-189-4236
NSN 6685-01-574-6703
NSN 6645-01-119-3496
NSN 5915-01-543-5833
NSN 6320-01-166-3602
NSN 6645-01-147-5579
NSN 6620-01-328-1455
NSN 5965-01-215-0993
NSN 6620-01-299-2245
NSN 5935-00-339-2189
NSN 7035-00-088-7355