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 5960-00-470-5079
NSN 4140-01-219-7368
NSN 2925-01-327-3069
NSN 5925-00-822-6822
NSN 6645-01-230-9728
NSN 2925-01-510-9378
NSN 5925-01-167-3317
NSN 5960-00-672-3836
NSN 6135-01-026-9960
NSN 7035-01-089-4485
NSN 5910-01-178-4229
NSN 5999-00-164-2981