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 5985-00-939-8283
NSN 6105-00-922-6031
NSN 6685-01-334-9893
NSN 6105-01-242-9592
NSN 4140-01-113-8313
NSN 6130-01-073-7797
NSN 6650-01-088-5199
NSN 5945-01-606-4387
NSN 6610-01-548-7604
NSN 5925-01-013-2696
NSN 6105-01-163-2065
NSN 6320-00-433-2773