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 5990-01-033-1423
NSN 5855-01-020-7982
NSN 5855-00-316-5050
NSN 6145-00-291-5388
NSN 6645-00-574-9712
NSN 6620-01-446-7868
NSN 6645-01-430-3933
NSN 6320-00-646-3311
NSN 5910-00-505-5465
NSN 5935-00-731-2496
NSN 6320-01-428-9205
NSN 5945-01-193-6042