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 5950-01-568-9745
NSN 5915-00-752-4458
NSN 5975-01-655-5162
NSN 6240-00-140-4184
NSN 6685-01-110-4478
NSN 6145-01-620-1502
NSN 6240-01-550-3112
NSN 6620-00-952-6672
NSN 5950-01-006-8611
NSN 5965-01-492-9344
NSN 5945-01-196-3485
NSN 6130-00-595-5943