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 5996-01-439-9480
NSN 6610-01-599-4462
NSN 5985-01-371-3812
NSN 5975-00-628-7714
NSN 5996-01-038-2247
NSN 6320-00-149-7570
NSN 6320-00-809-5744
NSN 5965-00-303-9701
NSN 6135-00-753-2276
NSN 6685-01-457-1819
NSN 2925-01-482-8036
NSN 5985-01-042-5729