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 5996-01-444-3549
NSN 5999-01-400-0883
NSN 5925-01-379-9942
NSN 6130-00-730-7411
NSN 6685-01-113-0461
NSN 6130-00-762-1518
NSN 5835-00-080-8213
NSN 5930-01-162-7521
NSN 5930-00-078-9661
NSN 5895-01-511-4600
NSN 6620-00-720-3278
NSN 6130-01-331-0264