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 6130-01-605-1266
NSN 5925-00-351-6296
NSN 6145-01-423-0906
NSN 6220-01-561-6434
NSN 6610-01-027-0087
NSN 6685-00-081-3529
NSN 5996-01-454-1821
NSN 5996-01-055-6847
NSN 5915-00-208-4686
NSN 4140-01-551-1125
NSN 6150-01-360-5880
NSN 6645-01-252-8870