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 5915-00-754-4898
NSN 6610-00-417-4299
NSN 5999-01-025-4518
NSN 6105-00-592-8578
NSN 6220-00-010-3982
NSN 5945-01-182-7637
NSN 6110-00-478-6150
NSN 5990-01-276-8122
NSN 5990-00-136-0991
NSN 5975-01-520-4599
NSN 7035-01-088-6415
NSN 2925-01-565-6410