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 5925-00-984-3319
NSN 5945-00-082-1195
NSN 5915-00-633-1217
NSN 6240-01-381-1072
NSN 2925-00-464-7892
NSN 5990-01-621-6969
NSN 6145-00-369-3880
NSN 5998-00-959-6018
NSN 5950-00-028-6940
NSN 5930-01-152-6151
NSN 6145-00-114-0197
NSN 6610-01-646-9101