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 6650-01-341-8097
NSN 6130-01-605-3558
NSN 5915-01-626-4404
NSN 5915-01-534-3397
NSN 6145-01-322-6943
NSN 5985-00-316-5478
NSN 5960-01-649-1341
NSN 5950-01-130-6188
NSN 5905-00-412-0906
NSN 5960-01-290-5347
NSN 6320-00-466-0371
NSN 6130-00-782-6983