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 5975-00-149-0758
NSN 5999-01-386-4454
NSN 5910-01-383-4644
NSN 5930-00-499-7246
NSN 2925-00-234-7918
NSN 5935-01-451-4159
NSN 5930-00-929-4118
NSN 2925-01-543-0073
NSN 5855-01-551-4525
NSN 5925-01-229-1716
NSN 6240-00-522-6009
NSN 6610-01-229-3679