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 5905-01-543-4971
NSN 5895-01-527-4427
NSN 5950-01-095-4704
NSN 5910-01-574-9364
NSN 5855-01-394-7125
NSN 5999-01-599-3180
NSN 5915-00-015-3841
NSN 6240-01-587-9080
NSN 5950-01-573-5081
NSN 2925-01-201-3043
NSN 5998-00-097-9974
NSN 6645-00-413-0461