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 5855-00-999-1419
NSN 5915-01-556-4282
NSN 5999-01-531-6202
NSN 5925-01-073-4616
NSN 6610-01-468-4317
NSN 5998-00-704-4404
NSN 6645-00-389-3370
NSN 5985-00-001-9312
NSN 5910-01-401-5279
NSN 5930-00-052-6589
NSN 6240-00-857-3785
NSN 4140-00-899-3086