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 6610-01-224-7247
NSN 5920-00-331-0583
NSN 5835-01-416-6455
NSN 5915-01-564-7706
NSN 5935-01-044-5741
NSN 5998-01-442-7199
NSN 5910-00-185-6588
NSN 5990-01-400-3299
NSN 2925-01-076-6128
NSN 5920-00-994-0558
NSN 7035-00-215-3272
NSN 5915-01-207-2443