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 6130-00-145-6101
NSN 5910-01-364-1947
NSN 6145-01-043-8139
NSN 5915-01-469-6236
NSN 6240-01-245-8996
NSN 6240-01-265-0960
NSN 5925-00-909-2383
NSN 2925-01-359-4027
NSN 6320-01-458-1853
NSN 6105-01-345-1490
NSN 6610-01-329-8017
NSN 6135-01-285-8807