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 6610-01-067-6591
NSN 6645-01-024-6447
NSN 6145-01-349-8995
NSN 6620-01-266-5545
NSN 6105-01-252-0381
NSN 6105-01-634-0322
NSN 5945-00-598-6130
NSN 6320-00-578-6898
NSN 6610-01-096-7129
NSN 5925-00-915-1204
NSN 5945-00-950-9866
NSN 5930-01-439-7537