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 6130-01-330-6055
NSN 6620-01-395-0651
NSN 5835-01-064-1483
NSN 5999-01-012-2449
NSN 6150-01-591-4125
NSN 6610-01-152-2821
NSN 6130-00-502-3196
NSN 5925-00-584-0891
NSN 6145-01-211-6135
NSN 5985-01-526-4477
NSN 5985-00-442-3195
NSN 5945-01-442-1054