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 6650-00-876-0152
NSN 5960-01-355-2968
NSN 5930-00-081-6352
NSN 7035-01-168-3596
NSN 6110-00-144-6763
NSN 6150-01-406-4984
NSN 7035-01-498-2510
NSN 5996-01-287-8311
NSN 5910-01-304-6744
NSN 4140-00-246-4969
NSN 6145-01-528-4181
NSN 6135-00-128-1633