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 5945-01-010-4296
NSN 5990-01-633-9503
NSN 6150-01-031-3818
NSN 5975-01-384-3723
NSN 5835-00-711-3371
NSN 5835-01-396-0640
NSN 5895-01-018-6345
NSN 6320-01-089-9086
NSN 6645-00-183-8812
NSN 6135-01-445-6589
NSN 5998-01-050-5930
NSN 5935-01-065-1237