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 6685-00-267-9480
NSN 5990-01-561-7802
NSN 5925-01-099-4702
NSN 6150-01-491-5743
NSN 5998-00-836-5602
NSN 6110-00-837-2282
NSN 6650-01-290-4001
NSN 5855-01-149-4110
NSN 2925-01-257-0695
NSN 4140-00-099-9205
NSN 5960-01-491-9916
NSN 6145-00-958-6152