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 5975-01-007-6078
NSN 6145-00-946-6950
NSN 5835-01-310-8979
NSN 6150-01-364-0061
NSN 6645-00-912-0248
NSN 5998-00-229-4666
NSN 5960-01-346-6002
NSN 6110-01-340-0783
NSN 6220-00-255-5652
NSN 6150-00-753-3950
NSN 5930-01-528-2430
NSN 5910-00-409-3704