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 5975-01-073-5103
NSN 6645-01-240-5499
NSN 6145-00-257-6820
NSN 6610-01-224-7247
NSN 6220-01-322-5660
NSN 5910-01-160-7848
NSN 5950-01-167-1616
NSN 5998-01-509-2370
NSN 5925-00-554-4114
NSN 5895-01-472-3672
NSN 5910-01-546-0808
NSN 6620-00-109-9498