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 5945-00-144-1781
NSN 6620-00-231-8441
NSN 5835-00-868-3399
NSN 6130-00-253-1304
NSN 6320-01-458-1853
NSN 5930-01-580-0888
NSN 5975-00-149-0758
NSN 6685-01-443-3284
NSN 5985-01-102-3991
NSN 2925-01-033-0141
NSN 6110-01-295-5802
NSN 5915-01-410-2783