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 6145-00-377-0971
NSN 5999-01-444-1389
NSN 6240-01-586-9718
NSN 5925-01-159-6604
NSN 5950-00-974-9102
NSN 6130-00-519-6192
NSN 7035-01-432-2424
NSN 5905-00-972-9860
NSN 6650-01-420-9247
NSN 7035-00-535-8109
NSN 6105-00-149-1602
NSN 5950-01-530-2788