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 5960-01-244-1969
NSN 5910-01-319-6789
NSN 5960-00-557-6951
NSN 5990-01-023-3307
NSN 7035-00-167-7411
NSN 6685-01-015-4907
NSN 5930-01-161-9005
NSN 4140-00-410-2581
NSN 5960-01-194-4506
NSN 6650-01-065-1704
NSN 5990-01-497-9249
NSN 2925-01-629-9416