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 5925-01-238-4607
NSN 5835-00-009-2862
NSN 6240-01-386-0848
NSN 5855-01-643-0050
NSN 5910-01-623-6108
NSN 5855-00-149-0766
NSN 5975-00-557-4829
NSN 6220-01-353-9026
NSN 5960-00-855-2102
NSN 7035-01-426-4133
NSN 6130-01-026-3519
NSN 6320-01-592-6248