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 5998-01-346-7975
NSN 6130-00-935-0378
NSN 5999-01-312-9467
NSN 5930-00-011-9982
NSN 5990-01-517-7848
NSN 5985-01-249-6926
NSN 2925-01-026-1000
NSN 5975-00-503-1857
NSN 5999-00-952-1325
NSN 5895-00-964-8989
NSN 6685-01-598-7340
NSN 5985-00-471-1714