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 5945-01-217-7583
NSN 5920-01-531-4575
NSN 5998-00-461-5359
NSN 5930-01-465-5022
NSN 5855-00-149-0766
NSN 4140-00-246-4969
NSN 5920-00-014-6607
NSN 5935-01-608-9933
NSN 5999-00-269-5320
NSN 6145-01-614-0865
NSN 6685-01-145-6809
NSN 5835-01-557-9062