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 5965-01-205-6249
NSN 4140-00-836-2948
NSN 6110-01-630-4896
NSN 5950-01-510-3242
NSN 5945-01-291-0853
NSN 6105-00-012-3063
NSN 5905-01-238-8177
NSN 6685-01-093-3031
NSN 5998-01-161-0654
NSN 5945-00-237-1237
NSN 5985-01-474-1345
NSN 5945-01-082-9535